Microsoft is porting over another part of the old Control Panel to Windows 11’s Settings app This time around it’s keyboard options (following some mouse-related settings in the recent past) ...

If some keys on your laptop keyboard are not working, restart your device. If your device has a keyboard manager app running, shut it down or, if possible, temporarily delete it.

To add a language to your Android's Gboard keyboard, you can access your phone's Settings, and adjust your "Virtual Keyboard" defaults through the "Languages & input" menu.