If you have ever downloaded a SM64 PC port (from render96, sm64ex, or sm64coopdx), you have seen this file sitting next to the executable. Most users ignore it. But for those who want to customize their experience—from remapping controller dead zones to enabling 120 FPS—this file is the master key.
sm64config.txt is the primary configuration file for various community-made ports of Super Mario 64 sm64config.txt
As the SM64 decompilation project evolves, sm64config.txt is slowly being replaced by more modern JSON or .ini systems in advanced forks (like Render96 or CoopDX ). However, for the vanilla PC port and the thousands of "Builder" editions floating around the internet, this humble .txt file remains the first barrier between a player and the ultimate Mario experience. If you have ever downloaded a SM64 PC