- Follow the instructions at https://github.com/MorsGames/sm64plus/wiki/Manual-Building-Guide, but at the dependency step, run the following before building:
sudo steamos-readonly disable
sudo pacman-key --init
sudo pacman-key --populate archlinux
sudo pacman -S sdl2 glew glibc linux-api-headers libusb libglvnd
- Add the
sm64.us.f3dex2e
file inbuild/us_pc
as a non-Steam game. - Pass in the
gfx
folder path as the second argument in the "Target" setting in Steam properties for the game.