UPDATED: In some cases the game will tell you that 'cheat codes are not enabled on this server' when starting a single player game. This is where you'll input all the cheat codes in both single and multiplayer. Once in the game you will need to open the console, to do this press the ' key. Return to Castle Wolfenstein: Platinum Edition for PC cheats - Cheating Dome has all the latest cheat codes, unlocks, hints and game secrets you need.