Step 1: FROM A WEB BROWSER:
Step 2: Go to this website.
Step 3: Log into your Microsoft Account.
Step 4: Enter the key and click Next.
Step 5: Follow the prompts.
Step 6: IN THE MICROSOFT STORE ON WINDOWS:
Step 7: Press the Start button , and then enter store into the search bar.
Step 8: Choose Microsoft Store from the results to open the app.
Step 9: Select your account in the top-right corner of the screen, and then select Redeem code or gift cards.
Step 10: Enter the 25-character code, select Next, and then follow the prompts.
Step 11: ON XBOX ONE AND XBOX SERIES X|S:
Step 12: Press the Xbox button to open the guide, and then select Store.
Step 13: Press the View button to open the side menu, and then select Redeem.
Step 14: Enter the 25-character code, select Next, and then follow the prompts.
Step 15: ON XBOX 360:
Step 16: Press the Guide button on your controller.
Step 17: Select Games & Apps, and then select Redeem Code.
Step 18: Enter the 25-character code, and then follow the prompts to complete your redemption.
Step 19: Please note that Xbox 360 codes can ONLY be activated on the Xbox 360 console directly!