Use the designated function keys (e.g., F1 through F9) or number keys while in a mission to activate the desired cheats. Internal Cheats (No Software Required)
Ensure your trainer matches your game version (e.g., v1.0, v1.2, or v1.3 retail patches). A version mismatch will cause the game to crash instantly upon activating a cheat. 9 trainer igi 2
At the main menu, hold Left Ctrl + Left Shift + F9 . Use the designated function keys (e