Sm64config.txt ((install)) -

The Ultimate Guide to sm64config.txt: Unlocking the Secrets of Super Mario 64 Configuration

Mod/extra settings

skip_intro = 1 cheats_enabled = 0 fps_counter = 1 sm64config.txt

Handheld Emulators (RG350/RG280): Accessible via the Commander app in the "Apps & Games" section.  Pro Tip for Handheld Users  The Ultimate Guide to sm64config

Linux: $XDG_DATA_HOME/sm64ex/sm64config.txt (usually ~/.local/share/sm64ex/). macOS: ~/Library/Application Support/sm64ex/sm64config.txt. Key Settings and Parameters and mouse). struct Config int window_width

The most common reason users edit sm64config.txt is to fix control issues. Each N64 button can have up to three bindings (usually keyboard, gamepad, and mouse).

struct Config 
    int window_width;
    int window_height;
    int fullscreen;
    int vsync;
    int framerate_limit;
    // ... etc.
 gConfig;
Windows: Usually in the same folder as your sm64.exe or in %AppData%/sm64ex.