Updates & improvements

The latest lab file on our download server, "fritzboxlabor-5590_Fiber_Labor-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices
• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps
• NEW Option for restricting the temperature that can be set for radiator controls
• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

Internet:

• Change The IPv6 option “Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)” is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under “Internet > Filters > Prioritization”
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved For VPN network couplings via WireGuard®, the “fritz.box” domain is resolved in the entire (coupled) network
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved VPN: Increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The list of voice codecs for telephony was reworked for the provider Telekom
• Improved The “Enable encrypted telephony” option is offered for the provider “Drillisch GmbH”

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration

System:

• Change The link generated by the “Forgot Password” push service in the email is valid for 20 minutes
• Change In lab versions “Diagnostics and Maintenance” and search for updates are always enabled
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the “Forgot password” email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the “Transfer Your Settings to a New FRITZ!Box” wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

History of New Functions and Improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114228

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114097

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114025

Internet:

• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box

Wi-Fi:

• Fixed WPA2/WPA3 Interoperability to certain devices improved

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged
• Improved Stability

New functions of FRITZ!OS 7.90-13900

Smart Home:

• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Improvements of FRITZ!OS 7.90-13900 within FRITZ!Labor

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Wi-Fi:

• Fixed A problem arose while checking the Wi-Fi band for radar detection (FRITZ!Box 7590 AX)
• Improved Increased stability (FRITZ!Box 7590 AX)

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed The link to port sharing in the details of network devices was defective

Smart Home:

• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged

  Improvements of FRITZ!OS 7.90-113706 within FRITZ!Labor

Internet:

• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file

Wi-Fi:

• Fixed Potential error situations during ZeroWait DFS fixed (5 GHz band)

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater

System:

• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Better stability

USB:

• Improved Better compatibility with several USB dongles

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not be reproduced, distributed or in any other manner made publicly accessible, nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

TKR20240507

The latest lab file on our download server, "fritzboxlabor-5530_Fiber_Labor-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features:

• User interface: Graph of the FRITZ!Box connection status on the overview (home page)
• New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices
• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps
• NEW Option for restricting the temperature that can be set for radiator controls
• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

Internet:

• Change The IPv6 option “Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)” is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under “Internet > Filters > Prioritization”
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved For VPN network couplings via WireGuard®, the “fritz.box” domain is resolved in the entire (coupled) network
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved VPN: Increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The list of voice codecs for telephony was reworked for the provider Telekom
• Improved The “Enable encrypted telephony” option is offered for the provider “Drillisch GmbH”

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration

System:

• Change The link generated by the “Forgot Password” push service in the email is valid for 20 minutes
• Change In lab versions “Diagnostics and Maintenance” and search for updates are always enabled
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the “Forgot password” email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the “Transfer Your Settings to a New FRITZ!Box” wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

History of New Functions and Improvements in FRITZ!OS 7.90

FRITZ!Box 5530 Fiber 07.90-114589 initial FRITZ!Lab version

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not be reproduced, distributed or in any other manner made publicly accessible, nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

TKR20240507

The latest lab file on our download server, "fritzboxlabor-7590_AX-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices
• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page
• NEW Simplified configuration for connection to a fiber optic modem (ONT)
• NEW The speed of the Ethernet connection between LAN 1/WAN and the upstream device (e.g., fiber optic modem) is displayed on the overview page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls
• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

Internet:

• Change The IPv6 option “Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)” is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under “Internet > Filters > Prioritization”
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved For VPN network couplings via WireGuard®, the “fritz.box” domain is resolved in the entire (coupled) network
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved VPN: Increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server
• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The list of voice codecs for telephony was reworked for the provider Telekom
• Improved The “Enable encrypted telephony” option is offered for the provider “Drillisch GmbH”

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration

System:

• Change The link generated by the “Forgot Password” push service in the email is valid for 20 minutes
• Change In lab versions “Diagnostics and Maintenance” and search for updates are always enabled
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the “Forgot password” email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the “Transfer Your Settings to a New FRITZ!Box” wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

History of New Functions and Improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114688

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA

Improvements of FRITZ!OS 7.90-114688 within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)

Wi-Fi:

• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

System:

• Fixed The push service "Wi-Fi guest access" could be edited on Mesh Repeaters although the Mesh Master settings are to be adopted for this push service

USB:

• Fixed The NAS function could not be disabled

  Improvements of FRITZ!OS 7.90-114571 within FRITZ!Labor

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated

• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

  Improvements of FRITZ!OS 7.90-114412

Internet:

• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Improvements of FRITZ!OS 7.90-114412 within FRITZ!Lab

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface

• Improved Stability

  Improvements of FRITZ!OS 7.90-114240

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS 7.90-114240 within FRITZ!Lab

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Wi-Fi:

• Improved Increased stability

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

  Improvements of FRITZ!OS 7.90-114112 within FRITZ!Lab

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

Improvements of FRITZ!OS 7.90-114020 within FRITZ!Lab

Internet:

• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box

Wi-Fi:

• Improved Better stability

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged

• Improved Stability

  New functions of FRITZ!OS 7.90-113899

Smart Home:

• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Improvements of FRITZ!OS 7.90-113899 within FRITZ!Lab

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Wi-Fi:

• Fixed A problem arose while checking the Wi-Fi band for radar detection
• Improved Increased stability

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed The link to port sharing in the details of network devices was defective

Smart Home:

• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged

New functions of FRITZ!OS 7.90-113723

Smart Home:

• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls

Further Improvements of FRITZ!OS 7.90-113723

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections

Improvements of FRITZ!OS 7.90-113723 within FRITZ!Lab

Internet:

• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file

Wi-Fi:

• Fixed Potential error situations during ZeroWait DFS fixed (5 GHz band)

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater

System:

• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Better stability

USB:

• Improved Better compatibility with several USB dongles

New functions of FRITZ!OS 7.90-113463

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices

Improvements of FRITZ!OS within FRITZ!Lab 7.90-113463

Internet:

• Fixed The button for extending the online time in the details of a network device was not displayed for the restricted default profile

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Mesh:

• Fixed Older FRITZ!Repeater models were displayed in the user interface with a wrong icon

Home Network:

• Fixed In some cases, wrong LAN ports were displayed in the user interface as used by certain network devices

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not be reproduced, distributed or in any other manner made publicly accessible, nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

TJA20240723

The latest lab file on our download server, "fritzboxlabor-7590-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices
• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience
• Simplified configuration for connection to a fiber optic modem (ONT)
• The speed of the Ethernet connection between LAN 1/WAN and the upstream device (e.g., fiber optic modem) is displayed on the overview page
• further improvements and bugfixes

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page
• NEW Simplified configuration for connection to a fiber optic modem (ONT)
• NEW The speed of the Ethernet connection between LAN 1/WAN and the upstream device (e.g., fiber optic modem) is displayed on the overview page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls
• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

DSL:

• Improved ADSL2 interoperability problem let to connection disruptions for some remote sites

Internet:

• Change The IPv6 option “Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)” is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under “Internet > Filters > Prioritization”
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved For VPN network couplings via WireGuard®, the “fritz.box” domain is resolved in the entire (coupled) network
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved VPN: Increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved Increased robustness of time determination (NTP)
• Improved New provider "Odido" can be selected for the Netherlands
• Improved Preset upstream and downstream values adjusted for internet connection on an external modem
• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server
• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page
• Improved Problematic situations during operation of VR headsets Meta Quest 2/3 improved

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The list of voice codecs for telephony was reworked for the provider Telekom
• Improved The “Enable encrypted telephony” option is offered for the provider “Drillisch GmbH”

DECT/FRITZ!Fon:

• Change Presets for the Deutschlandfunk web radio stations were updated
• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration

System:

• Change The link generated by the “Forgot Password” push service in the email is valid for 20 minutes
• Change In lab versions “Diagnostics and Maintenance” and search for updates are always enabled
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the “Forgot password” email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the “Transfer Your Settings to a New FRITZ!Box” wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

History of New Functions and Improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114685

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA

Improvements of FRITZ!OS 7.90-114685 within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)

Wi-Fi:

• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

System:

• Fixed The push service "Wi-Fi guest access" could be edited on Mesh Repeaters although the Mesh Master settings are to be adopted for this push service

USB:

• Fixed The NAS function could not be disabled

  Improvements of FRITZ!OS 7.90-114568 within FRITZ!Labor

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated

• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

  Improvements of FRITZ!OS 7.90-114409

Internet:

• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Improvements of FRITZ!OS 7.90-114409 within FRITZ!Lab

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface

• Improved Stability

  Improvements of FRITZ!OS 7.90-114237

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS 7.90-114237 within FRITZ!Lab

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

  Improvements of FRITZ!OS 7.90-114109 within FRITZ!Lab

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted

• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

  Improvements of FRITZ!OS 7.90-114019 within FRITZ!Lab

Internet:

• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged
• Improved Stability

New functions of FRITZ!OS 7.90-113898

Smart Home:

• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Improvements of FRITZ!OS 7.90-113898 within FRITZ!Lab

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed The link to port sharing in the details of network devices was defective

Smart Home:

• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged

New functions of FRITZ!OS 7.90

Smart Home:

• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls

Further Improvements of FRITZ!OS 7.90

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections

Improvements of FRITZ!OS 7.90-113722 within FRITZ!Lab

Internet:

• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file

Wi-Fi:

• Fixed Potential error situations during ZeroWait DFS fixed (5 GHz band)

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater

System:

• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Better stability

USB:

• Improved Better compatibility with several USB dongles

New functions of FRITZ!OS 7.90-113459

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices

Improvements of FRITZ!OS within FRITZ!Labor 7.90-113459

Internet:

• Fixed The button for extending the online time in the details of a network device was not displayed for the restricted default profile

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Mesh:

• Fixed Older FRITZ!Repeater models were displayed in the user interface with a wrong icon

Home Network:

• Fixed In some cases, wrong LAN ports were displayed in the user interface as used by certain network devices

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

  TJA20240723

The latest lab file on our download server, "fritzboxlabor-7530_AX-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

Internet:

• Change The IPv6 option “Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)” is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under “Internet > Filters > Prioritization”
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved For VPN network couplings via WireGuard®, the “fritz.box” domain is resolved in the entire (coupled) network
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved VPN: Increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The list of voice codecs for telephony was reworked for the provider Telekom
• Improved The “Enable encrypted telephony” option is offered for the provider “Drillisch GmbH”

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration

System:

• Change The link generated by the “Forgot Password” push service in the email is valid for 20 minutes
• Change In lab versions “Diagnostics and Maintenance” and search for updates are always enabled
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the “Forgot password” email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the “Transfer Your Settings to a New FRITZ!Box” wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

History of New Functions and Improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114682

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA

Improvements of FRITZ!OS 7.90-114682 within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)

Wi-Fi:

• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

System:

• Fixed The push service "Wi-Fi guest access" could be edited on Mesh Repeaters although the Mesh Master settings are to be adopted for this push service

USB:

• Fixed The NAS function could not be disabled

  Improvements of FRITZ!OS 7.90-114570 within FRITZ!Labor

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated
• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

Improvements of FRITZ!OS 7.90-114406

Internet:

• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Improvements of FRITZ!OS 7.90-114406 within FRITZ!Labor

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface
• Improved Stability

Improvements of FRITZ!OS 7.90-114280

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS 7.90-114280 within FRITZ!Labor

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

New functions of FRITZ!OS 07.90-114021

Smart Home:

• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Improvements of FRITZ!OS 07.90-114021 within FRITZ!Labor

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed The link to port sharing in the details of network devices was defective
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

Smart Home:

• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged
• Improved Stability

Improvements of FRITZ!OS 07.90-114106 within FRITZ!Labor

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

Improvements of FRITZ!OS 7.90-113695 within FRITZ!Labor

Internet:

• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file

Wi-Fi:

• Fixed Potential error situations during ZeroWait DFS fixed (5 GHz band)

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater

System:

• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Better stability

USB:

• Improved Better compatibility with several USB dongles

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible. TJA20240723

The latest lab file on our download server, "fritzboxlabor-7530-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices
• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• Push service: Reworked design and more convenience
• Simplified configuration for connection to a fiber optic modem (ONT)
• The speed of the Ethernet connection between LAN 1/WAN and the upstream device (e.g., fiber optic modem) is displayed on the overview page
• further improvements and bugfixes

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page
• NEW Simplified configuration for connection to a fiber optic modem (ONT)
• NEW The speed of the Ethernet connection between LAN 1/WAN and the upstream device (e.g., fiber optic modem) is displayed on the overview page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls
• NEW Added routines
• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

DSL:

• Improved ADSL2 interoperability problem let to connection disruptions for some remote sites

Internet:

• Change The IPv6 option “Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)” is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under “Internet > Filters > Prioritization”
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved For VPN network couplings via WireGuard®, the “fritz.box” domain is resolved in the entire (coupled) network
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved VPN: Increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved Increased robustness of time determination (NTP)
• Improved New provider "Odido" can be selected for the Netherlands
• Improved Preset upstream and downstream values adjusted for internet connection on an external modem
• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server
• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page
• Improved Problematic situations during operation of VR headsets Meta Quest 2/3 improved

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The list of voice codecs for telephony was reworked for the provider Telekom
• Improved The “Enable encrypted telephony” option is offered for the provider “Drillisch GmbH”

DECT/FRITZ!Fon:

• Change Presets for the Deutschlandfunk web radio stations were updated
• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration

System:

• Change The link generated by the “Forgot Password” push service in the email is valid for 20 minutes
• Change In lab versions “Diagnostics and Maintenance” and search for updates are always enabled
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the “Forgot password” email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the “Transfer Your Settings to a New FRITZ!Box” wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

History of New Functions and Improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114679

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA

Improvements of FRITZ!OS 7.90-114679 within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)

Wi-Fi:

• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

System:

• Fixed The push service "Wi-Fi guest access" could be edited on Mesh Repeaters although the Mesh Master settings are to be adopted for this push service

USB:

• Fixed The NAS function could not be disabled

  Improvements of FRITZ!OS 7.90-114569 within FRITZ!Labor

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated

• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

  Improvements of FRITZ!OS 7.90-114403

Internet:

• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Improvements of FRITZ!OS 7.90-114403 within FRITZ!Lab

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface

• Improved Stability

  Improvements of FRITZ!OS 7.90-114234

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS 7.90-114234 within FRITZ!Lab

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

  Improvements of FRITZ!OS 7.90-114103 within FRITZ!Lab

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

  TJA20240723

The latest lab file on our download server, "fritzbox-6690-labor-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

DOCSIS:

• NEW More information on use of internet connection on the cable connection in the push service mail
• NEW Reworked wizard for configuring internet access on cable connections

Internet:

• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page
• NEW Reworked diagram on the overview page of the cable connection

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

DOCSIS:

• Improved Adjustments and improved interoperability for the DOCSIS connection

Internet:

• Improved Added notification about potential risk of sharing port 80 or 443
• Improved For VPN increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved For VPN network couplings via WireGuard®, the "fritz.box" domain is resolved in the entire (coupled) network
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Change The IPv6 option "Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)" is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Fixed During active VPN connection over WireGuard® with transmission of entire network traffic, the FRITZ!Box allowed selection of user for HTTPS access
• Fixed FTP connections from a network device completely exposed for internet access (exposed host) were too slow
• Fixed IPv6 sharing settings as "Exposed Host" for devices with delegated IPv6 prefix were sporadically deleted
• Fixed In certain browser versions https pages were not filtered reliably
• Fixed Incorrect entry for the NTP server in DHCPv6 reply of the FRITZ!Box resulted in IPv6 home network devices not being able to obtain a valid time
• Fixed UPnP sharing for the same port with various home network devices did not work under certain circumstances
• Fixed Under certain circumstances, OpenWrt devices operated behind a FRITZ!Box did not receive an IPv6 connection to the internet
• Fixed VPN connections via WireGuard® to an endpoint given as multiple (comma separated) domains could not be established

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The "Enable encrypted telephony" option is offered for the provider "Drillisch GmbH"
• Fixed Registration of telephone numbers failed in certain constellations
• Fixed Telekom CompanyFlex SIP trunking - Outgoing calls failed when telephone number suppressed
• Fixed Under certain circumstances, outgoing calls to mobile remote sites were disconnected after 2 minutes
• Fixed Under certain conditions, voice transmission was disrupted after a short time during ongoing telephone calls
• Fixed Under certain constellations, telephone accessibility was briefly restricted after the public IP address was switched

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration
• Fixed Devices that were registered with the FRITZ!Smart Gateway were not displayed on the user interface of the connected FRITZ!Box
• Fixed Link for automatic adjustment between an external temperature sensor and a radiator control was lost when the FRITZ!Box restarted
• Fixed Status of the FRITZ!DECT 350 was transmitted incorrectly in the Smart Home home network
• Fixed The freely selectable device name for FRITZ!DECT 350 was not adopted
• Fixed Under certain circumstances empty Smart Home pages were displayed in the FRITZ!Box user interface

System:

• Change The link generated by "Forgot Password" push service in the email is valid for 20 minutes
• Fixed After failed download of a FRITZ!OS update, under certain circumstances no further update queries
• Fixed After results of functional diagnostics were sent, an event message about changed FRITZ!Box settings was displayed
• Fixed If the new FRITZ!Box required a FRITZ!OS update when using the "Transfer Your Settings to a New FRITZ!Box" wizard, the successful update was then sporadically not recognized and the error message that the FRITZ!OS of the new FRITZ!Box was too old was still incorrectly displayed
• Fixed The "Transfer Your Settings to a New FRITZ!Box" wizard sporadically froze after restarting the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a backup of the FRITZ!Box internal memory unnecessarily included files that were saved on an external USB storage device connected to the FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a successfully established internet connection via DOCSIS was sporadically not detected and an incorrect error page was then displayed
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, an error occurred if an IPv4 address range other than the preset range was used in the home network
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the "Factory settings" status of the new FRITZ!Box was not always reliably detected and it was not possible to transfer the settings
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the IP filter list was not transferred to the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for DNS rebind protection were not transferred to the new FRITZ!Box
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the "Forgot password" email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)
• Fixed Files in a folder on the highest level of a file tree could not be moved, copied, or deleted via FTP

• Fixed Temporary system files were stored in the FRITZ folder in internal memory

  History of new features and improvements in FRITZ!OS 7.90

  Improvements of FRITZ!OS 7.90-114664

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA
• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)
• Fixed Internet connection check on cable connections was successful although the FRITZ!Box was not configured using the provider's activation portal yet (FRITZ!Box Cable only)
• Fixed Under certain circumstances, IPSec VPN connections already configured as "company dial-ins" did not work (FRITZ!Box Cable 6690, 6670, 6660, 6591 only)

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page
• Fixed Under certain circumstances, the Wi-Fi performance of the FRITZ!Box was reduced (FRITZ!Box 6690/6670 only)
• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated
• Fixed Restoring settings from a valid backup file sometimes failed when switching back to the release version (FRITZ!Box 6660/6591 only)
• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

USB:

• Fixed The NAS function could not be disabled

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114388

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted
• Improvement "Green AP" feature activated for both WLAN bands

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface
• Improved Stability

Improvements of FRITZ!OS in FRITZ!OS 7.90-114281

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114281

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114088

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

New Functions in FRITZ!OS 7.90-114053

Smart Home:

• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW Routines can also be triggered by a preset time or a time relative to sunrise/sunset
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Further improvements in FRITZ!OS 7.90-114053

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing
• Fixed The link to port sharing in the details of network devices was defective
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater
• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged
• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Stability

USB:

• Improved Better compatibility with several USB dongles

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed For certain change to an IPSec or WireGuard® connection and error message appeared with error code 1
• Fixed The button for extending the online time in the details of a network device was not displayed for the restricted default profile
• Fixed Under certain circumstances, devices in the guest network were incorrectly displayed as blocked in the Mesh Overview

Wi-Fi:

• Fixed Awkward message text when illegal characters entered for the Wi-Fi network name (SSID)
• Fixed In the FRITZ!Box user interface, the button for 5 GHz in the Wi-Fi network details had no function
• Fixed Incorrect times for Wi-Fi switching schedule were displayed on the home page
• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Home Network:

• Fixed After resorting the display of network connections, the view returned to the original order after a few seconds
• Fixed Button missing for the online help
• Fixed Devices were sporadically missing from the home network overview
• Fixed Smart Home devices could not be opened from the table on the "Home Network > Mesh > Mesh Overview" page
• Fixed When the default profile was blocked in parental controls, the FRITZ!Box was incorrectly displayed as blocked
• Improved Unified naming of the "Mesh Overview" page in the user interface when a FRITZ!Box is deployed as a Mesh Repeater

Smart Home:

• Fixed Scenes, templates and routines could not be configured because their names were supposedly already taken

System:

• Change In lab versions "Diagnostics and Maintenance" and search for updates are always enabled
• Fixed Changes to the password for sending backup files were not allowed
• Fixed Energy Monitor displayed incorrect value when DSL turned off
• Fixed For users with restricted rights (only VPN, NAS, etc.) no access from the internet could be configured
• Fixed The convenience function for the alarm could not be opened on the overview page (error 404)
• Fixed The setting of an update period was missing from the Auto Update settings
• Fixed The time for automatic updates was not saved correctly
• Improved Validity check added during entry of email addresses

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version"

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

  JFA20240724

The latest lab file on our download server, "fritzbox-6670-labor-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features:

• User interface: Graph of the FRITZ!Box connection status on the overview (home page)
• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

Internet:

• TOP Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• TOP New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices

Mesh:

• TOP Mesh: Graph in new design with additional functions

System:

• TOP Push service: Reworked design and more convenience

New functions of FRITZ!OS

DOCSIS:

• NEW More information on use of internet connection on the cable connection in the push service mail

Internet:

• NEW Automatically receive and use additional IP block list from AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel (new WireGuard® connection required, no forwarding of IPv6 data to the internet)
• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW Online time can be extended by 45 minute intervals for a network device whose online time is restricted through parental controls on the network device's Details settings page
• NEW Reworked diagram on the overview page of the cable connection

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on "Wi-Fi > Wi-Fi Channel"

Mesh:

• NEW Devices using the guest network can be assigned names and symbols of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW Routines can also be triggered by a preset time or a time relative to sunrise/sunset
• NEW The temperature settings for the radiator control can be restricted to a lowest and highest temperature
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Further Improvements of FRITZ!OS 7.90

DOCSIS:

• Improved Adjustments and improved interoperability for the DOCSIS connection
• Improved Reworked wizard for configuring internet access on cable connections

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA
• Change The IPv6 option "Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)" is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Fixed IPv6 sharing settings as "Exposed Host" for devices with delegated IPv6 prefix were sporadically deleted
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections
• Fixed Incorrect entry for the NTP server in DHCPv6 reply of the FRITZ!Box resulted in IPv6 home network devices not being able to obtain a valid time
• Fixed UPnP sharing for the same port with various home network devices did not work under certain circumstances
• Fixed Under certain circumstances, OpenWrt devices operated behind a FRITZ!Box did not receive an IPv6 connection to the internet
• Fixed VPN connections via WireGuard® to an endpoint given as multiple (comma separated) domains could not be established
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected
• Improved For VPN increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved For VPN network couplings via WireGuard®, the "fritz.box" domain is resolved in the entire (coupled) network
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server
• Improved More precise explanations of errors during the configuration of WireGuard® connections

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the graph of the Mesh Overview (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Fixed Registration of telephone numbers failed in certain constellations
• Fixed Telekom CompanyFlex SIP trunking - Outgoing calls failed when telephone number suppressed
• Fixed Under certain conditions, voice transmission was disrupted after a short time during ongoing telephone calls
• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The "Enable encrypted telephony" option is offered for the provider "Drillisch GmbH"
• Improved The list of voice codecs for telephony was reworked for the provider Telekom

DECT/FRITZ!Fon:

• Improved "Weather" start screen now available outside of Germany as well (without country/area code)
• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the "delete multiple" option

Home Network:

• Improved Detailed settings of a device on the "Home Network > Network Connections" page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)

Smart Home:

• Fixed Link for automatic adjustment between an external temperature sensor and a radiator control was lost when the FRITZ!Box restarted
• Improved Optimized device registration

System:

• Change The link generated by "Forgot Password" push service in the email is valid for 20 minutes
• Fixed After failed download of a FRITZ!OS update, under certain circumstances no further update queries
• Fixed After results of functional diagnostics were sent, an event message about changed FRITZ!Box settings was displayed
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the "Forgot password" email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved With "Diagnostics > Function" the services for the Network Time Protocol are checked and relevant information displayed about any errors found

USB:

• Fixed Temporary system files were stored in the FRITZ folder in internal memory
• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

Repeater:

• Improved A personal subject line can be be specified for push service on FRITZ!Repeaters as well

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version"

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

  JFA20240724

The latest lab file on our download server, "fritzbox-6660-labor-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

DOCSIS:

• NEW More information on use of internet connection on the cable connection in the push service mail
• NEW Reworked wizard for configuring internet access on cable connections

Internet:

• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page
• NEW Reworked diagram on the overview page of the cable connection

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

DOCSIS:

• Improved Adjustments and improved interoperability for the DOCSIS connection

Internet:

• Improved Added notification about potential risk of sharing port 80 or 443
• Improved For VPN increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved For VPN network couplings via WireGuard®, the "fritz.box" domain is resolved in the entire (coupled) network
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Change The IPv6 option "Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)" is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Fixed During active VPN connection over WireGuard® with transmission of entire network traffic, the FRITZ!Box allowed selection of user for HTTPS access
• Fixed FTP connections from a network device completely exposed for internet access (exposed host) were too slow
• Fixed IPv6 sharing settings as "Exposed Host" for devices with delegated IPv6 prefix were sporadically deleted
• Fixed In certain browser versions https pages were not filtered reliably
• Fixed Incorrect entry for the NTP server in DHCPv6 reply of the FRITZ!Box resulted in IPv6 home network devices not being able to obtain a valid time
• Fixed UPnP sharing for the same port with various home network devices did not work under certain circumstances
• Fixed Under certain circumstances, OpenWrt devices operated behind a FRITZ!Box did not receive an IPv6 connection to the internet
• Fixed VPN connections via WireGuard® to an endpoint given as multiple (comma separated) domains could not be established

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The "Enable encrypted telephony" option is offered for the provider "Drillisch GmbH"
• Fixed Registration of telephone numbers failed in certain constellations
• Fixed Telekom CompanyFlex SIP trunking - Outgoing calls failed when telephone number suppressed
• Fixed Under certain circumstances, outgoing calls to mobile remote sites were disconnected after 2 minutes
• Fixed Under certain conditions, voice transmission was disrupted after a short time during ongoing telephone calls
• Fixed Under certain constellations, telephone accessibility was briefly restricted after the public IP address was switched

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration
• Fixed Devices that were registered with the FRITZ!Smart Gateway were not displayed on the user interface of the connected FRITZ!Box
• Fixed Link for automatic adjustment between an external temperature sensor and a radiator control was lost when the FRITZ!Box restarted
• Fixed Status of the FRITZ!DECT 350 was transmitted incorrectly in the Smart Home home network
• Fixed The freely selectable device name for FRITZ!DECT 350 was not adopted
• Fixed Under certain circumstances empty Smart Home pages were displayed in the FRITZ!Box user interface

System:

• Change The link generated by "Forgot Password" push service in the email is valid for 20 minutes
• Fixed After failed download of a FRITZ!OS update, under certain circumstances no further update queries
• Fixed After results of functional diagnostics were sent, an event message about changed FRITZ!Box settings was displayed
• Fixed If the new FRITZ!Box required a FRITZ!OS update when using the "Transfer Your Settings to a New FRITZ!Box" wizard, the successful update was then sporadically not recognized and the error message that the FRITZ!OS of the new FRITZ!Box was too old was still incorrectly displayed
• Fixed The "Transfer Your Settings to a New FRITZ!Box" wizard sporadically froze after restarting the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a backup of the FRITZ!Box internal memory unnecessarily included files that were saved on an external USB storage device connected to the FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a successfully established internet connection via DOCSIS was sporadically not detected and an incorrect error page was then displayed
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, an error occurred if an IPv4 address range other than the preset range was used in the home network
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the "Factory settings" status of the new FRITZ!Box was not always reliably detected and it was not possible to transfer the settings
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the IP filter list was not transferred to the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for DNS rebind protection were not transferred to the new FRITZ!Box
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the "Forgot password" email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)
• Fixed Files in a folder on the highest level of a file tree could not be moved, copied, or deleted via FTP
• Fixed Temporary system files were stored in the FRITZ folder in internal memory

History of new features and improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114667

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)
• Fixed Internet connection check on cable connections was successful although the FRITZ!Box was not configured using the provider's activation portal yet (FRITZ!Box Cable only)
• Fixed Under certain circumstances, IPSec VPN connections already configured as "company dial-ins" did not work (FRITZ!Box Cable 6690, 6670, 6660, 6591 only)

Wi-Fi:

• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

USB:

• Fixed The NAS function could not be disabled

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114599

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated
• Fixed Restoring settings from a valid backup file sometimes failed when switching back to the release version (FRITZ!Box 6660/6591 only)
• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114391

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface
• Improved Stability

Improvements of FRITZ!OS in FRITZ!OS 7.90-114279

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114279

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114091

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

New Functions in FRITZ!OS 7.90-114052

Smart Home:

• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW Routines can also be triggered by a preset time or a time relative to sunrise/sunset
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Further improvements in FRITZ!OS 7.90-114052

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing
• Fixed The link to port sharing in the details of network devices was defective
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater
• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged
• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Stability

USB:

• Improved Better compatibility with several USB dongles

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed For certain change to an IPSec or WireGuard® connection and error message appeared with error code 1
• Fixed The button for extending the online time in the details of a network device was not displayed for the restricted default profile
• Fixed Under certain circumstances, devices in the guest network were incorrectly displayed as blocked in the Mesh Overview

Wi-Fi:

• Fixed Awkward message text when illegal characters entered for the Wi-Fi network name (SSID)
• Fixed In the FRITZ!Box user interface, the button for 5 GHz in the Wi-Fi network details had no function
• Fixed Incorrect times for Wi-Fi switching schedule were displayed on the home page
• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Home Network:

• Fixed After resorting the display of network connections, the view returned to the original order after a few seconds
• Fixed Button missing for the online help
• Fixed Devices were sporadically missing from the home network overview
• Fixed Smart Home devices could not be opened from the table on the "Home Network > Mesh > Mesh Overview" page
• Fixed When the default profile was blocked in parental controls, the FRITZ!Box was incorrectly displayed as blocked
• Improved Unified naming of the "Mesh Overview" page in the user interface when a FRITZ!Box is deployed as a Mesh Repeater

Smart Home:

• Fixed Scenes, templates and routines could not be configured because their names were supposedly already taken

System:

• Change In lab versions "Diagnostics and Maintenance" and search for updates are always enabled
• Fixed Changes to the password for sending backup files were not allowed
• Fixed Energy Monitor displayed incorrect value when DSL turned off
• Fixed For users with restricted rights (only VPN, NAS, etc.) no access from the internet could be configured
• Fixed The convenience function for the alarm could not be opened on the overview page (error 404)
• Fixed The setting of an update period was missing from the Auto Update settings
• Fixed The time for automatic updates was not saved correctly
• Improved Validity check added during entry of email addresses

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version"

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

  JFA20240724

The latest lab file on our download server, "fritzbox-6591-labor-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

New Features in FRITZ!OS 7.90

DOCSIS:

• NEW More information on use of internet connection on the cable connection in the push service mail
• NEW Reworked wizard for configuring internet access on cable connections

Internet:

• NEW IP block lists against undesired attempts to connect to your FRITZ!Box can now be automatically retrieved and applied by AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page
• NEW Reworked diagram on the overview page of the cable connection

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on “Wi-Fi > Wi-Fi Channel”

Mesh:

• NEW Devices using the guest network can be assigned names of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW Option for restricting the temperature that can be set for radiator controls

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)
• NEW With “Diagnostics > Function” the services for the Network Time Protocol are checked and relevant information displayed about any errors found

Further Improvements in FRITZ!OS 7.90

DOCSIS:

• Improved Adjustments and improved interoperability for the DOCSIS connection

Internet:

• Improved Added notification about potential risk of sharing port 80 or 443
• Improved For VPN increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved For VPN network couplings via WireGuard®, the "fritz.box" domain is resolved in the entire (coupled) network
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Change The IPv6 option "Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)" is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Fixed During active VPN connection over WireGuard® with transmission of entire network traffic, the FRITZ!Box allowed selection of user for HTTPS access
• Fixed FTP connections from a network device completely exposed for internet access (exposed host) were too slow
• Fixed IPv6 sharing settings as "Exposed Host" for devices with delegated IPv6 prefix were sporadically deleted
• Fixed In certain browser versions https pages were not filtered reliably
• Fixed Incorrect entry for the NTP server in DHCPv6 reply of the FRITZ!Box resulted in IPv6 home network devices not being able to obtain a valid time
• Fixed UPnP sharing for the same port with various home network devices did not work under certain circumstances
• Fixed Under certain circumstances, OpenWrt devices operated behind a FRITZ!Box did not receive an IPv6 connection to the internet
• Fixed VPN connections via WireGuard® to an endpoint given as multiple (comma separated) domains could not be established

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the “Wi-Fi > Security” page

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the Mesh Overview graph (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The "Enable encrypted telephony" option is offered for the provider "Drillisch GmbH"
• Fixed Registration of telephone numbers failed in certain constellations
• Fixed Telekom CompanyFlex SIP trunking - Outgoing calls failed when telephone number suppressed
• Fixed Under certain circumstances, outgoing calls to mobile remote sites were disconnected after 2 minutes
• Fixed Under certain conditions, voice transmission was disrupted after a short time during ongoing telephone calls
• Fixed Under certain constellations, telephone accessibility was briefly restricted after the public IP address was switched

DECT/FRITZ!Fon:

• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the “delete multiple” option
• Improved “Weather” start screen now available outside of Germany as well (without country/area code)

Home Network:

• Improved Detailed settings of a device on the “Home Network > Network Connections” page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked (FRITZ!Boxes with WAN connection only)

Smart Home:

• Improved Optimized device registration
• Fixed Devices that were registered with the FRITZ!Smart Gateway were not displayed on the user interface of the connected FRITZ!Box
• Fixed Link for automatic adjustment between an external temperature sensor and a radiator control was lost when the FRITZ!Box restarted
• Fixed Status of the FRITZ!DECT 350 was transmitted incorrectly in the Smart Home home network
• Fixed The freely selectable device name for FRITZ!DECT 350 was not adopted
• Fixed Under certain circumstances empty Smart Home pages were displayed in the FRITZ!Box user interface

System:

• Change The link generated by "Forgot Password" push service in the email is valid for 20 minutes
• Fixed After failed download of a FRITZ!OS update, under certain circumstances no further update queries
• Fixed After results of functional diagnostics were sent, an event message about changed FRITZ!Box settings was displayed
• Fixed If the new FRITZ!Box required a FRITZ!OS update when using the "Transfer Your Settings to a New FRITZ!Box" wizard, the successful update was then sporadically not recognized and the error message that the FRITZ!OS of the new FRITZ!Box was too old was still incorrectly displayed
• Fixed The "Transfer Your Settings to a New FRITZ!Box" wizard sporadically froze after restarting the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a backup of the FRITZ!Box internal memory unnecessarily included files that were saved on an external USB storage device connected to the FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a successfully established internet connection via DOCSIS was sporadically not detected and an incorrect error page was then displayed
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, an error occurred if an IPv4 address range other than the preset range was used in the home network
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the "Factory settings" status of the new FRITZ!Box was not always reliably detected and it was not possible to transfer the settings
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the IP filter list was not transferred to the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for DNS rebind protection were not transferred to the new FRITZ!Box
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the "Forgot password" email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box

USB:

• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)
• Fixed Files in a folder on the highest level of a file tree could not be moved, copied, or deleted via FTP
• Fixed Temporary system files were stored in the FRITZ folder in internal memory

History of new features and improvements in FRITZ!OS 7.90

Improvements of FRITZ!OS 7.90-114670

Internet:

• Change In VPN connections via IPSec, AES-192 is no longer supported as encryption algorithm in phase 2 SA

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Fixed In certain scenarios, a home network device was sometimes assigned 2 active ULAs (Unique Local Address, IPv6)
• Fixed Internet connection check on cable connections was successful although the FRITZ!Box was not configured using the provider's activation portal yet (FRITZ!Box Cable only)
• Fixed Under certain circumstances, IPSec VPN connections already configured as "company dial-ins" did not work (FRITZ!Box Cable 6690, 6670, 6660, 6591 only)

Wi-Fi:

• Fixed When importing the settings (exporting the data of a FRITZ!Box with only a 2.4-GHz band) to a FRITZ!Box with 2.4/5/6 GHz, the SSID was not adopted

USB:

• Fixed The NAS function could not be disabled

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114598

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated
• Fixed Restoring settings from a valid backup file sometimes failed when switching back to the release version (FRITZ!Box 6660/6591 only)
• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114394

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface
• Improved Stability

Improvements of FRITZ!OS in FRITZ!OS 7.90-114278

Internet:

• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114278

Internet:

• Fixed List of individual devices in the Online Monitor may not have been completely visible in the mobile view

Telephony:

• Fixed Telephone numbers were sometimes displayed as inactive although the telephone numbers were active

Home Network:

• Fixed In the overview of network connections, active devices may have been displayed under the idle connections
• Fixed The remaining online time displayed in the details of a network device was incorrect
• Fixed The speed given in the Connection Overview for certain network devices was too high (2.5 GBit/s).

System:

• Improved Stability

USB:

• Fixed New files were not displayed by fritz.nas after uploading them to the storage

Improvements of FRITZ!OS within FRITZ!Labor 7.90-114094

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Fixed FRITZ!OS devices were shown and could be selected in the Online Monitor
• Fixed In some scenarios it was not possible to access the Online Monitor (Backend Fail: API SCGI error)
• Fixed In the Online Monitor, information on the validity of IPv6 addresses was missing
• Fixed The "Reconnect" function was not available for the internet connection if it was established via an external modem or external router
• Fixed The internet connection was reestablished if the IP Block List was edited
• Fixed Utilization of the internet connection by devices registered with the guest access was not displayed in the Online Monitor

Home Network:

• Fixed "Online time exhausted" was displayed in the details for a network device although internet use was not restricted
• Fixed With Lab versions, the FRITZ!OS version shown in the details for a network device with FRITZ!OS (Mesh Repeater) was incomplete

New Functions in FRITZ!OS 7.90-114051

Smart Home:

• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW Routines can also be triggered by a preset time or a time relative to sunrise/sunset
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

Further improvements in FRITZ!OS 7.90-114051

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Change The number of devices for which information on utilization of the internet connection can be saved is limited to 20
• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed Blue marking on the selected area of "Online Monitor" in the menu disappeared when switching to the "Individual Devices" view
• Fixed Deactivation of automatic determination of IPv4 coupling to IPv6 connections did not work
• Fixed Network devices were occasionally displayed as blocked although their parental controls were unrestricted
• Fixed Regardless of the subnet mask, only the last octet of the IPv4 address could be changed in the IPv4 settings for network devices
• Fixed Speed display on the pages "Overview" and "Online Monitor" was not correct when using an existing internet connection via Wi-Fi (which established its own connection)
• Fixed Under certain circumstances the import of VPN configuration files for IPSec connections was defective
• Fixed Under certain conditions it was not possible to establish WireGuard® VPN connections when the FRITZ!Box was operated on an external modem or router on DS Lite connections
• Fixed Under some circumstances, manually configured DNS servers with DoT enabled (DNS over TLS) were not displayed in the Online Monitor
• Fixed Use of IPv6 via WireGuard® VPN connections did not work
• Fixed VPN connections could not be established via IPSec IKEv2 from Android devices to the FRITZ!Box
• Fixed When configuration of a new WireGuard® connection failed, an email on configuration was still sent
• Fixed When creating WireGuard® VPN connections, an incorrect warning about adding connection settings manually appeared
• Fixed When importing WireGuard® configuration files, a connection was created despite specification of an empty file
• Improved Function for resetting all device-specific data on internet utilization on the "FRITZ!Box Support" page
• Improved Permanent saving of the selection of certain devices whose internet utilization is displayed in the Online Monitor

Mesh:

• Fixed In the diagram of the user interface, the display of a connected device was partially cut off

Telephony:

• Fixed Under some circumstances telephone numbers were no longer registered after a while

Home Network:

• Fixed In the details of guest devices it appeared as if the IP settings could be changed
• Fixed In the details of idle network devices the function to start computers in standby mode via the network was missing
• Fixed The link to port sharing in the details of network devices was defective
• Fixed When activating or deactivating guest access, devices using the Wi-Fi guest access were not displayed correctly in the tables of network devices until the page was refreshed

Smart Home:

• Fixed In the Smart Home network, the FRITZ!DECT 302 or FRITZ!DECT 301 registered with the Mesh Master was not visible in the user interface of the Mesh Repeater if the Mesh Master had newer software than the Mesh Repeater
• Fixed The "Temperature" tab with the temperature profile was not displayed for groups that contained only radiator controls

System:

• Change The "Calls", "Home Network Devices" and "Convenience Functions" areas on the "Overview" page have been shortened and rearranged
• Fixed Changed recipients were not shown immediately in the push service overview page
• Fixed On Mesh Repeaters the push service settings did not allow the entry of a personalized subject line
• Improved Stability

USB:

• Improved Better compatibility with several USB dongles

Improvements of FRITZ!OS within FRITZ!Labor

Internet:

• Change VPN: The SHA-1 hashing algorithm is still supported in IPSec (IKEv1) for reasons of compatibility
• Fixed For certain change to an IPSec or WireGuard® connection and error message appeared with error code 1
• Fixed The button for extending the online time in the details of a network device was not displayed for the restricted default profile
• Fixed Under certain circumstances, devices in the guest network were incorrectly displayed as blocked in the Mesh Overview

Wi-Fi:

• Fixed Awkward message text when illegal characters entered for the Wi-Fi network name (SSID)
• Fixed In the FRITZ!Box user interface, the button for 5 GHz in the Wi-Fi network details had no function
• Fixed Incorrect times for Wi-Fi switching schedule were displayed on the home page
• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Home Network:

• Fixed After resorting the display of network connections, the view returned to the original order after a few seconds
• Fixed Button missing for the online help
• Fixed Devices were sporadically missing from the home network overview
• Fixed Smart Home devices could not be opened from the table on the "Home Network > Mesh > Mesh Overview" page
• Fixed When the default profile was blocked in parental controls, the FRITZ!Box was incorrectly displayed as blocked
• Improved Unified naming of the "Mesh Overview" page in the user interface when a FRITZ!Box is deployed as a Mesh Repeater

Smart Home:

• Fixed Scenes, templates and routines could not be configured because their names were supposedly already taken

System:

• Change In lab versions "Diagnostics and Maintenance" and search for updates are always enabled
• Fixed Changes to the password for sending backup files were not allowed
• Fixed Energy Monitor displayed incorrect value when DSL turned off
• Fixed For users with restricted rights (only VPN, NAS, etc.) no access from the internet could be configured
• Fixed The convenience function for the alarm could not be opened on the overview page (error 404)
• Fixed The setting of an update period was missing from the Auto Update settings
• Fixed The time for automatic updates was not saved correctly
• Improved Validity check added during entry of email addresses

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version"

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible.

  JFA20240724

The latest lab file on our download server, "fritzbox-4060-xxxx.zip", contains

• the lab version for your FRITZ!Box
• this "infolab-en.txt" file with important information on this lab version
• information, feedback options, and the file at en.avm.de/fritz-lab

New features: - User interface: Graph of the FRITZ!Box connection status on the overview (home page)

• Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• Mesh: Graph in new design with additional functions
• DECT: The number of DECT telephone calls that can be conducted concurrently was increased from three to five
• Push service: Reworked design and more convenience

New Features and Improvements in FRITZ!OS 7.90

Top functions of FRITZ!OS

Internet:

• TOP Internet: IPv6 data now can also be transferred via a WireGuard® VPN tunnel
• TOP New graphic Online Monitor informs about the utilization of the internet connection and on the utilization by individual network devices

Mesh:

• TOP Mesh: Graph in new design with additional functions

System:

• TOP Push service: Reworked design and more convenience
• TOP User interface: Graph of the FRITZ!Box connection status on the overview (home page)

New functions of FRITZ!OS

Internet:

• NEW Automatically receive and use additional IP block list from AVM
• NEW IPv6 data now can also be transferred via a WireGuard® VPN tunnel (new WireGuard® connection required, no forwarding of IPv6 data to the internet)
• NEW New graphic Online Monitor with additional information about the utilization of the internet connection by individual network devices
• NEW Online time can be extended for a network device with restricted online time by 45 minute intervals on the network device's Details page

Wi-Fi:

• NEW Visualization of Wi-Fi usage in the home network for the last 7 days added on "Wi-Fi > Wi-Fi Channel"

Mesh:

• NEW Devices using the guest network can be assigned names and symbols of their own in the graph of the Mesh overview (changing the symbol under preparation)
• NEW Home network devices can be assigned names and symbols of their own in the graph of the Mesh overview (tooltip for home network device)

DECT:

• NEW The number of DECT telephone calls that can be conducted concurrently was increased from three to five

Home Network:

• NEW For devices in the home network and the guest network, individual names and symbols can be assigned on the Details page

Smart Home:

• NEW On the device page of FRITZ!DECT 350 in the FRITZ!Box user interface, window open detection can be configured for the selected radiator controls
• NEW Routines can also be triggered by a preset time or a time relative to sunrise/sunset
• NEW The temperature settings for the radiator control can be restricted to a lowest and highest temperature
• NEW The templates also allow the user to set the target temperature for radiator controls; the brightness, saturation, and color for lights, and the position for roller shutters in percentage steps

System:

• NEW New diagram of the FRITZ!Box connection status in the overview (home page)

Further Improvements of FRITZ!OS

DOCSIS:

• Improved Reworked wizard for configuring internet access on cable connections (FRITZ!Box Cable only)

Fiber:

• Improved Fiber optic module is disabled for internet access via the WAN port (FRITZ!Box 5590 only)

Internet:

• Change In PPPoE passthrough operation of the FRITZ!Box, DNS root queries are no longer filtered via UDP
• Change The IPv6 option "Assign unique local addresses (ULA) as long as no IPv6 internet connection exists (recommended)" is no longer offered
• Change The hash algorithm MD5 and the 3DES encryption algorithm are no longer used on VPN connections over IPSec for reasons of security
• Fixed During active VPN connection over WireGuard® with transmission of entire network traffic, the FRITZ!Box allowed selection of user for HTTPS access
• Fixed FTP connections from a network device completely exposed for internet access (exposed host) were too slow
• Fixed IPv6 sharing settings as "Exposed Host" for devices with delegated IPv6 prefix were sporadically deleted
• Fixed In certain browser versions https pages were not filtered reliably
• Fixed In some circumstances active WireGuard® connections were interrupted when adding or deleting WireGuard® connections
• Fixed Incorrect entry for the NTP server in DHCPv6 reply of the FRITZ!Box resulted in IPv6 home network devices not being able to obtain a valid time
• Fixed Problems occurred with DNSSEC validation in FRITZ!OS
• Fixed UPnP sharing for the same port with various home network devices did not work under certain circumstances
• Fixed Under certain circumstances, OpenWrt devices operated behind a FRITZ!Box did not receive an IPv6 connection to the internet
• Fixed VPN connections via WireGuard® to an endpoint given as multiple (comma separated) domains could not be established
• Improved Added notification about potential risk of sharing port 80 or 443
• Improved Automatically fair distribution of the bit rate of the internet connection in the home network as a setting under "Internet > Filters > Prioritization"
• Improved For VPN increased speed on IPSec connections to VPN remote sites that support AES-GCM and AES-CCM
• Improved For VPN network couplings via WireGuard®, the "fritz.box" domain is resolved in the entire (coupled) network
• Improved For VPN network couplings via WireGuard®, the domain of the remote site can be specified for DNS resolution
• Improved If the configured time server could not determine the system time, the system time is obtained from a public time server
• Improved More precise explanations of errors during the configuration of WireGuard® connections
• Improved Performance of platform for GPON connections further optimized (FRITZ!Box 5530 only)

Wi-Fi:

• Change For improved compatibility with older wireless devices, security settings can be adjusted on the "Wi-Fi > Security" page
• Fixed Display of Wi-Fi properties of a registered wireless device was in rare cases incorrect
• Fixed Fixed - When 5-GHz channels were checked for radar (DFS), no wait cursor was displayed under these channels in the user interface

Mesh:

• Improved Details of LAN connections between FRITZ! devices are listed in the graph of the Mesh Overview (tooltip)
• Improved Rejuvenated graph of the Mesh overview

Telephony:

• Fixed Parallel calls via an ISDN telecoms system connected to the FRITZ!Box failed sporadically
• Fixed Registration of telephone numbers failed in certain constellations
• Fixed Telekom CompanyFlex SIP trunking - Outgoing calls failed when telephone number suppressed
• Fixed Under certain circumstances, outgoing calls to mobile remote sites were disconnected after 2 minutes
• Fixed Under certain conditions, voice transmission was disrupted after a short time during ongoing telephone calls
• Fixed Under certain constellations, telephone accessibility was briefly restricted after the public IP address was switched
• Improved Increased stability of telephone calls
• Improved Recordings on the answering machine now with higher voice quality (HD audio)
• Improved The "Enable encrypted telephony" option is offered for the provider "Drillisch GmbH"
• Improved The list of voice codecs for telephony was reworked for the provider Telekom

DECT/FRITZ!Fon:

• Improved "Weather" start screen now available outside of Germany as well (without country/area code)
• Improved Display of Wi-Fi account information can now be switched on or off for each FRITZ!Fon
• Improved Easier deletion of multiple (spam) emails via the "delete multiple" option

Home Network:

• Improved Detailed settings of a device on the "Home Network > Network Connections" page were redesigned
• Improved Random calculation of the Unique Local Address (ULA, IPv6) in accordance with RFC 4193)
• Improved Troubleshooting and settings for speeds on WAN/LAN connections reworked

Smart Home:

• Fixed Devices that were registered with the FRITZ!Smart Gateway were not displayed on the user interface of the connected FRITZ!Box
• Fixed Link for automatic adjustment between an external temperature sensor and a radiator control was lost when the FRITZ!Box restarted
• Fixed Status of the FRITZ!DECT 350 was transmitted incorrectly in the Smart Home home network
• Fixed The freely selectable device name for FRITZ!DECT 350 was not adopted
• Fixed Under certain circumstances empty Smart Home pages were displayed in the FRITZ!Box user interface
• Improved Optimized device registration

System:

• Change The link generated by "Forgot Password" push service in the email is valid for 20 minutes
• Fixed After failed download of a FRITZ!OS update, under certain circumstances no further update queries
• Fixed After results of functional diagnostics were sent, an event message about changed FRITZ!Box settings was displayed
• Fixed If the new FRITZ!Box required a FRITZ!OS update when using the "Transfer Your Settings to a New FRITZ!Box" wizard, the successful update was then sporadically not recognized and the error message that the FRITZ!OS of the new FRITZ!Box was too old was still incorrectly displayed
• Fixed The "Transfer Your Settings to a New FRITZ!Box" wizard sporadically froze after restarting the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a backup of the FRITZ!Box internal memory unnecessarily included files that were saved on an external USB storage device connected to the FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, a successfully established internet connection via DOCSIS was sporadically not detected and an incorrect error page was then displayed
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, an error occurred if an IPv4 address range other than the preset range was used in the home network
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the "Factory settings" status of the new FRITZ!Box was not always reliably detected and it was not possible to transfer the settings
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the IP filter list was not transferred to the new FRITZ!Box
• Fixed When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for DNS rebind protection were not transferred to the new FRITZ!Box
• Improved A personal subject line can be defined for the push service
• Improved Communication to all AVM services via IPv6 with fallback to IPv4
• Improved File name for saved settings now includes name of individual FRITZ!Box
• Improved Link to reset the password more prominent in the "Forgot password" email
• Improved Push service: A recipient can be set to whom the mails are sent by default, in addition to the sender
• Improved Reworked push service configuration
• Improved Stability
• Improved When using the "Transfer Your Settings to a New FRITZ!Box" wizard, the settings for the captive portal of a public Wi-Fi hotspot are now transferred to the new FRITZ!Box
• Improved With "Diagnostics > Function" the services for the Network Time Protocol are checked and relevant information displayed about any errors found

USB:

• Fixed Files in a folder on the highest level of a file tree could not be moved, copied, or deleted via FTP
• Fixed Temporary system files were stored in the FRITZ folder in internal memory
• Improved Data packets downloaded from fritz.nas now include the name of the given FRITZ!Box model and a time stamp in the file name to ease identification
• Improved Energy-saving function now also works with USB storage devices in Green Mode (USB 2.0)

Improvements of FRITZ!OS 07.90-114590 within FRITZ!Labor

Wi-Fi:

• Fixed Link from the GUI overview page to Wi-Fi guest access was incorrect
• Fixed Problems with displaying the load on the current Wi-Fi channel on the "Wi-Fi > Wi-Fi Channel" page

Home Network:

• Fixed Individually assigned names for Mesh Repeaters no longer displayed after update
• Fixed On the detail pages, online time was shown as exhausted although the device was not blocked

System:

• Fixed Recipient of the backup file was not specified in the push service mail when an update was initiated
• Improved The probability of being logged out prematurely from certain pages of the user interface was reduced

Improvements of FRITZ!OS 07.90-114379

Internet:

• Improved During the initial configuration behind a fiber optic modem (ONT), a relevant message appears if the network cable is not connected

Improvements of FRITZ!OS 07.90-114379 within FRITZ!Labor

Internet:

• Fixed Under certain circumstances, the "Switch to Internet Gateway" button opened a Mesh Repeater rather than the Mesh Master

Wi-Fi:

• Fixed Settings for fixed Wi-Fi channel in the 2.4-GHz band were not always adopted

Telephony:

• Fixed Mails for fax messages were sent by push service only if an individual recipient was set for these mails

Home Network:

• Improved Improved display of FRITZ! devices in the home network which are blocked by parental controls

System:

• Fixed The Help button was missing on some pages in the user interface
• Improved Stability

Additional Feedback on FRITZ!OS

In addition to direct feedback in our lab area en.avm.de/fritz-lab, there are three additional feedback functions in the user interface which provide information. We have automated the processing of feedback supplied by these functions.

1) DSL feedback via "Internet / DSL Information / Feedback" 2) Wi-Fi feedback via "Wi-Fi / Wi-Fi Network": Feedback icon after the clients 3) VoIP feedback via "Telephony / Telephone Numbers / Voice Transmission", "Other" column: Feedback icon after each call

Information on the Lab update:

This FRITZ! Lab firmware is a beta version. We've tested it in standard environments before release, but it may still result in bugs. AVM is not liable for any damages that may arise from the use of the Lab version.

Information on working with Lab versions

We appreciate any feedback from our users, which can be submitted at: en.avm.de/fritz-lab. This page also lists all of the current FRITZ! Lab versions with corresponding feedback areas.

Before you start testing the Lab version

1) You haven't installed the latest firmware for your FRITZ!Box yet? You first need to update the firmware to the latest release. 2) Save your current settings under "System / Backup". The saved settings will be needed if you want to switch back from the Lab firmware back to the release firmware.

Testing the Lab version

Once the latest FRITZ!OS version has been installed on your FRITZ!Box and you've saved your current settings, you can begin testing.

1) Unzip the "fritzbox-yyyy-labor-xxxxx.zip" file. 2) Use the FRITZ!Box user interface to install the update:

• Select "View: Advanced" in the footer.
• Click "Update" in the "System" menu.
• Switch to the "FRITZ!OS File" tab.
• Follow the instructions displayed on the screen.
• Enter the path to the Lab firmware and the name of the Lab file (FRITZ.Box_xxxx-0x.xx-xxxxx-Labor.image) in the input field. 3) The Lab version is installed on the FRITZ!Box. The FRITZ!Box will then restart.

Restoring your device to how it was before testing You can switch back to the official FRITZ!OS at any time under "System > Update > FRITZ!OS Version" or reset the FRITZ!Box back to the official FRITZ!OS using the enclosed Windows program "recover.exe" (included in the Lab package).

© AVM GmbH 2004—2024. All rights reserved.

This AVM firmware package contains files that are distributed under various licenses, in particular under an AVM proprietary license or an open-source license (GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files distributed as open source can be requested in writing to fritzbox_info@avm.de.

AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup purposes. AVM reserves all intellectual property rights except as expressly granted herein. In particular, without previous approval in writing and except as permitted by law, this AVM firmware packet may not

• be reproduced, distributed or in any other manner made publicly accessible,
• nor may it be edited, disassembled, reverse engineered, translated, decompiled or otherwise "opened" in whole or in part, and subsequently reproduced, distributed or made publicly accessible. LN20240704