he FRITZ!Powerline adapter adds an additional wireless access point to your home network quickly and easily. This way you will have ideal Wi-Fi reception and high-speed connections to the internet and home network, even when outside the Wi-Fi range of your FRITZ!Box.
> https://en.avm.de/faqs/setting-up-fritzpowerline-in-the-mesh/
The FRITZ!Repeater adds an additional wireless access point to your home network quickly and easily. This way you will have ideal Wi-Fi reception and high-speed connections to the internet and home network, even when outside the Wi-Fi range of your FRITZ!Box.
> https://en.avm.de/faqs/setting-up-fritzrepeater-in-the-mesh/
Compatible with any connection You can use your FRITZ!Box with any DSL- and IP-based connection. Alternatively, you can run it behind a fiber optic or cable modem and simply integrate it into an existing Wi-Fi network. It can even be operated with a 4G/3G dongle. High speed with VDSL supervectoring With FRITZ!Box you are well prepared for future developments: Thanks to VDSL 35b supervectoring you...
> https://en.avm.de/products/fritzbox/fritzbox-7590-ax/details/
You cannot login to the MyFRITZ! Internet platform or the MyFRITZ! home page of your own FRITZ!Box. After you enter your account information, the error message "Login failed" or "Login for [...] failed" is displayed.
> https://en.avm.de/myfritz/faqs/myfritz-login-failed/