To make sure you’re maximizing your XP gains in Call of Duty: Modern Warfare 3, activating Double XP is a game-changer. Here’s a step-by-step guide to efficiently trigger this boost without losing any time.
Step 1: Accessing the XP Boost Menu
When you’re in the game, hit the “Options” button on your controller to open the menu.

Step 2: Navigating to Additional XP Boost
Scroll down through the menu options until you find the “Additional XP Boost” feature. Press the left thumbstick on your controller to activate the XP Boost.

Step 3: Selecting and Applying a Token
After that, you’ll gain access to the available tokens. Choose the boost you want to apply; for instance, you might opt for a 15-minute Weapon XP boost.

Step 4: Confirm Activation
After selecting the boost, confirm and activate it. Keep an eye out for a countdown timer indicating the duration of your activated Double XP. Once activated, you’re good to go! Play and make the most out of your Double XP period.
By following the above steps you can easily activate Double XP in your Modern Warfare 3.