Whilst I play Skyrim on the deck. I believe that these ratings are for the less tech savvy and (ex-)console gamers.

There has been a bug in Skyrim for eons when opening the onscreen keyboard the game can just hard crash. That’s something that can be fixed by first going to the creator something and opening and closing the keyboard there first.

If that troubleshooting sounds rudimentary for you, just use protondb