→ Remap buttons manually; some Chromebooks need controller in “XInput” mode.
→ Go to Settings → Apps → Linux → “Allow Linux to access USB” for controllers. Would you like specific controller mapping help or a link to the safe compilation guide for the PC port? mario 64 chromebook
→ In M64Plus FZ, go to Settings → Audio → change audio driver. → Remap buttons manually; some Chromebooks need controller