protonscr

STEAM_COMPAT_RUNTIME_SDL2

6 threads 1 games 15 mentions 2025-07 to 2026-07

STEAM_COMPAT_RUNTIME_SDL2 appears in 6 issue threads across the Proton, DXVK, vkd3d-proton and Steam trackers. The values people posted, and the games they posted them for, are listed below.

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Values people posted
STEAM_COMPAT_RUNTIME_SDL2=14
STEAM_COMPAT_RUNTIME_SDL2=classic3
STEAM_COMPAT_RUNTIME_SDL2=1 %command%2
MANGOHUD=1 MANGOHUD_CONFIG=fps_only STEAM_COMPAT_RUNTIME_SDL2=classic %command% -novid -nojoy1
SDL_VIDEODRIVER=wayland STEAM_COMPAT_RUNTIME_SDL2=1 %command% -vulkan -malloc=system -novid -nojoy +mat_monitorgamma_tv_enabled1
STEAM_COMPAT_RUNTIME_SDL2=1 SDL_VIDEODRIVER=wayland %command% -vulkan1
STEAM_COMPAT_RUNTIME_SDL2=classic %command%1
STEAM_COMPAT_RUNTIME_SDL21
STEAM_COMPAT_RUNTIME_SDL2=ON1
Games discussing it
Left 4 Dead 22 mentions
Threads
Steam Overlay doesn't open steamclosed5 mentions
`STEAM_COMPAT_RUNTIME_SDL2=1` does not work with native build of Silksong steamopen4 mentions
Add Wayland support to the Steam overlay steamopen2 mentions
Left 4 Dead 2 protonopen2 mentions
Steam controller is no longer recognized in games, even though everything still works in Steam itself. steamclosed1 mentions
Steam isolates from system `/lib`, but keeps SDL config environment variables steamopen1 mentions

Recent mentions

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