AMD FSR 2 recently received an update that noticeably improves the quality of the visuals in motion, reducing ghosting and other artifacts resulting from this upscaling technique. Due to Steam Deck’s low resolution, AMD FSR 2.1 looks worse than native, but it’s still the best way to get better gameplay smoothness. Here’s how to update AMD FSR 2.0 to version 2.1 in Spider-Man Remastered on Steam Deck.
The mod was published by CapFrameX and works by replacing the .DLL file.
How to update AMD FSR to version 2.1 on Steam Deck?
Go to Desktop Mode and navigate to the folder where Spider-Man Remastered is installed. Replace old files in game folder with mod.