Mesh with FRITZ! Whether it's a large apartment, house with several floors, or a spacious garden – sometimes the FRITZ!Box's Wi-Fi network alone is not enough to seamlessly cover every single corner of the home with Wi-Fi. Not only long distances, but also impenetrable walls and interference-causing materials can affect the Wi-Fi signal so that it barely reaches or does not reach some rooms. So...
> https://en.avm.de/service/knowledge-base/dok/FRITZ-Box-7690/3329_Mesh-with-FRITZ/
Opening the FRITZ!Box user interfaceYou can use fritz.box or http://169.254.1.1 to easily access the FRITZ!Box user interface with a browser. ✔ You can open the user interface on all computers, smartphones, or tablets connected to the FRITZ! home network by entering the address fritz.box or http://169.254.1.1 in a web browser. The user interface can always be reached, even without internet access....
> https://en.avm.de/service/knowledge-base/dok/FRITZ-Box-7690/1_Opening-the-FRITZ-Box-user-interface/
Using FRITZ!DECT 350 FRITZ!DECT 350 is a magnetic door/window contact for use in your FRITZ! home network. Due to its small size, the sensor can mounted so that it is hidden between the window frame and the sash in many windows with Eurofold. The door/window contact detects immediately when doors or windows are opened, closed, or tilted and, for your control and added security, it indicates the...
> https://en.avm.de/service/knowledge-base/dok/FRITZ-Box-7690/3761_Using-FRITZ-DECT-350/