Typically, you can find this file in the same directory as your game executable or in your local AppData folder. You can edit it with any standard text editor like Notepad or VS Code. Key Settings and Customizations
Adding unsupported lines will not break the game—the engine simply ignores them. But always make a backup before editing. sm64config.txt
: These entries map keyboard keys to N64 buttons (e.g., key_a , key_b , key_start ). Typically, you can find this file in the
How do I reset controls to default? · Issue #471 · sm64pc/sm64ex But always make a backup before editing
When the SM64 executable launches, it reads this file. When you close the game, it overwrites the file with any changes made via console commands or modified in-game settings.
Opening sm64config.txt with Notepad reveals a surprisingly readable list. Here are the most impactful lines:
Some versions of the port include experimental features toggleable via the config: