In modern patched versions of Call of Duty: Modern Warfare 3
Even on the final official patch (1.9.461), you can enable the developer console—though not through the simple ~ key press anymore. You must use one of the following verified methods. In modern patched versions of Call of Duty:
Since the official console was removed in later patches for the 2011 version, players must use config file binding to use "cheats" or specific settings. Locate the Config File : Navigate to your Steam directory: In modern patched versions of Call of Duty:
If your goal was to use the console to see performance metrics, you can enable these directly: Open the Settings menu. Navigate to the Interface tab. Scroll down to Telemetry . In modern patched versions of Call of Duty:
If you just want FPS display or basic tweaks, consider: