The most common 30 FPS lock occurs in Mafia III , which was intentionally locked at launch. An official patch (1.01) was released to resolve this.
: To apply the fix, you must change the setting in-game , not in the launcher. Start a new game or load a save. Pause the game and go to the Options tab. Navigate to Display settings.
Depending on which entry in the series you are playing, you can remove the 30 FPS cap through official patches or specific setting adjustments. Mafia III (Original and Definitive Edition)
: Look for a configuration file (often an .ini file) in your game directory. Search for the line MaxFPS=30 and change it to MaxFPS=60 or higher.
: In the Nvidia Control Panel , go to Manage 3D Settings , select the game, and set the Preferred refresh rate to "Highest available". Original Mafia (The City of Lost Heaven)
Change the option to your desired level (60 or Unlimited). Mafia: Definitive Edition