FRITZ!Fon restarts frequentlyThe FRITZ!Fon restarts frequently. The restarts occur, for example, when conducting calls, listening to messages on the answering machine, or playing music files from the FRITZ!Box media server.Simply proceed as described below. After each measure, check whether the problem is solved.1 Installing the latest software for your telephone Install the latest software on the...
> https://en.avm.de/service/knowledge-base/dok/FRITZ-Fon-X6/3326_FRITZ-Fon-restarts-frequently/
FRITZ!Fon reports "format error"When you try to listen to web radio or podcasts with a FRITZ!Fon, the message "format error" is displayed on the telephone's display and playback fails.1 Format is not supportedThe web radio station or podcast was recorded in a format that is not supported by your FRITZ!Fon, for example "wma" or "asf". The FRITZ!Fon can only play web radio stations or podcasts that...
> https://en.avm.de/service/knowledge-base/dok/FRITZ-Fon-X6/329_FRITZ-Fon-reports-format-error/