FIX MW3/Warzone 3/Zombies Not Starting | Reset Graphics Settings [Full Guide]

Watch the video:

0:00 - Explanation
0:18 - Reset settings for MW3/Warzone 3/MW3 Zombies
1:48 - Prevent settings resetting/changing on game restart

MW3/Warzone 3/MW3 Zombies not starting? Wrong monitors? Wrong settings or resolution? Error messages? Try resetting your game settings. This guide shows you how. It also covers locking the settings file if it resets on restarting the game.

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