FRITZ!Box 7330 Service - Knowledge Base

FRITZ!Box 7330 Service

Error message "Could not find the AVM VPN driver"

The FRITZ!VPN software cannot be started on a computer with Windows 8 / 7. One of the following error messages is displayed:

  • "Could not find the AVM VPN driver. Read the Help for information about how to install the AVM VPN driver manually. Cause: Illegal function".
  • "Could not find the AVM VPN driver. No connections can be established. Read the Help for information about how to remedy this problem."

Cause

  • The AVM VPN driver was not correctly installed when installing FRITZ!VPN.

Important:Currently, the FRITZ!VPN software cannot be used in Windows 10. Note the information on this topic given in this guide.

1 Manually uninstalling the AVM VPN driver

  1. Open the overview of network connections:
    • Windows 8
      1. Press the keyboard shortcut Windows key + X and select "Control Panel" from the context menu.
      2. Select "Category" from the drop-down list "View by:" on the top right ().
      3. Click "Network and Internet" and then "Network and Sharing Center".
      4. Click "Change adapter settings".
      5. Click on the arrow next to the button (Change view) in the menu bar and select "Details".
    • Windows 7
      1. In Windows, click "Start" and then "Control Panel".
      2. Select "Category" from the drop-down list "View by:" on the top right ().
      3. Click "Network and Internet" and then "Network and Sharing Center".
      4. Click "Change adapter settings".
      5. Click on the arrow next to the "Change view" button in the menu bar and select "Details".
  2. Right-click the connection for the network adapter used to establish the Internet connection.
  3. Click "Properties" and then "Continue" ("Continue" is not always available).
  4. If the entry "AVM VPN Driver" is displayed:
    1. Mark the entry "AVM VPN Driver" and click "Uninstall".
    2. Click "Yes" and "OK" to confirm that you would like to uninstall.
    3. Restart your computer.

2 Manually installing the AVM VPN driver

  1. Open the overview of network connections:
    • Windows 8
      1. Press the keyboard shortcut Windows key + X and select "Control Panel" from the context menu.
      2. Select "Category" from the drop-down list "View by:" on the top right ().
      3. Click "Network and Internet" and then "Network and Sharing Center".
      4. Click "Change adapter settings".
      5. Click on the arrow next to the button (Change view) in the menu bar and select "Details".
    • Windows 7
      1. In Windows, click "Start" and then "Control Panel".
      2. Select "Category" from the drop-down list "View by:" on the top right ().
      3. Click "Network and Internet" and then "Network and Sharing Center".
      4. Click "Change adapter settings".
      5. Click on the arrow next to the "Change view" button in the menu bar and select "Details".
  2. Right-click the connection for the network adapter used to establish the Internet connection.
  3. Click "Properties" and then "Continue" ("Continue" is not always available).
  4. Click "Install" and then "Service and "Add".
  5. Click "Have Disk" and then "Browse".
  6. Select the path to FRITZ!VPN (for example "C:\Programs\FRITZ!VPN").
  7. Select the file "avmnwim.inf", then click "Open" and "OK".
  8. Under "Network service", select "AVM VPN Driver" and click "OK"
  9. If the message "AVM VPN Miniport software did not pass the Windows logo test" is displayed, click "Continue".
  10. Restart your computer.