If you are looking to install this specifically for modding or optimized play, you can find various builds on or check the official ShadowMario GitHub repository for historical releases. Are you planning to create a new mod with this engine, or are you looking for help troubleshooting a specific feature like Lua scripting?
For the lowest input lag, many pro players recommend turning V-Sync OFF and using a frame limiter instead. The Verdict: Is It Still Worth It? fnf psych engine 063 pc extra quality