How to use your Steam Deck as a PC controller
www.xda-developers.com
The Steam Deck is also a great controller, and you can even set it up as a controller for your PC. Here's how.

Easiest way is by using remote play, you’ll want to change settings to enable audio on the host, and possibly lower stream bandwidth.

The guide also has another more in depth method.

  • anon232@lemm.eeEnglish
    2·
    1 year ago

    Oops my bad, I didn’t even see the link, thought OP posted a text post.