PROTON_USE_OPTISCALER=1 · protonscr

1 results, 2 hits for PROTON_USE_OPTISCALER=1

Subnautica 2 appid 1962700 1 threads, 1 open 2 matching

Subnautica 2 protonopenGame compatibility - Unofficial

#9791 · 18 comments · updated 2026-07-21 · 2 matching

comment by NeoTheFox · 2026-07-18 · view · github

... I suggest [proton-cachyos](https://github.com/CachyOS/proton-cachyos) so you can try FSR4_UPGRADE=1 PROTON_USE_OPTISCALER=1 ...

comment by cgillinger · 2026-07-18 · view · github

... I believe the variables are spelled `PROTON_USE_OPTISCALER=1 PROTON_FSR4_UPGRADE=1`. You're right that my double workaround is ...