Valve may be bringing AMD FSR 4 to Steam Deck via Proton Experimental

[Redaktion]

Valve appears to be testing AMD FSR 4 support through Steam and Proton Experimental, potentially allowing many FSR 3-enabled games on SteamOS and Linux to access the newer upscaling path without third-party tools, a move that could benefit other similarly configured handhelds too.

https://www.notebookcheck.net/Valve-may-be-bringing-AMD-FSR-4-to-Steam-Deck-via-Proton-Experimental.1327935.0.html