MANGOHUD=1 %command% -force-d3d12 · protonscr

1 results, 2 hits for MANGOHUD=1 %command% -force-d3d12

[Beta] Can't use custom environment variables in Launch Options steamclosedruntime

#13012 · 16 comments · updated 2026-03-27 · 2 matching

comment by Billli11 · 2026-03-26 · view · github

Try adding `env --` in front of the command option. e.g. ``` env -- MANGOHUD=1 %command% -force-d3d12 ```

comment by smcv · 2026-03-26 · view · github

... in front of the command option. > > e.g. > > ``` > env -- MANGOHUD=1 %command% -force-d3d12 > ``` I can confirm that ...