Don’t need to use a wireless mouse, could probablyget a Bluetooth remote and set up an app to launch on startup or an operating that supports it.

I’ve not used these as I just use plex on my android tv, but they sound like they might work and will probably try them at some point as the android part of the tv seems to be getting slower with every update:

alternativeto.net/software/stremio/about/

alternativeto.net/software/plex/?license=opensour…