FRITZ!Fon C5 Service - Knowledge base
Installing the latest FRITZ!Fon software
AVM provides free updates for the FRITZ!Fon on a regular basis that enhance add new functions to the telephone.
- The FRITZ!Fon must be registered with a FRITZ!Box.
The software version indicated by your telephone depends on the version of FRITZ!OS installed on your FRITZ!Box:
- Install the latest FRITZ!OS on your FRITZ!Box.
2 Installing the latest software
- Press the "Menu" key on the telephone.
- Scroll to "Settings" and press "OK".
- "Software update" > "OK"
- The telephone checks whether a new version is available.
- Press "OK" if a new version is available.
- Now the new software is transmitted to your telephone. As soon as the telephone has restarted, the update has been completed.