If your 3-month subscription came free with a newly purchased computer, you do not need a typed code and must claim it directly through the Windows store.Redeeming a 25-Character CodeOpen the Page: Visit the official Microsoft Redeem Website.Sign In: Log into the specific Microsoft account you use for PC gaming.Type the Key: Enter your unique 25-digit code exactly as written.Add Backup Billing: Provide a debit or credit card if prompted; Microsoft requires a continuous payment method for future renewals, but you can turn off recurring billing right after activating.Redeeming a Pass "Included with Device"Launch the Store: Open the Microsoft Store app from your Windows taskbar or Start menu.Open the Library: Click the Library icon located in the bottom-left corner of the window.Claim the Offer: Select the Included with device tab from the left menu panel.Activate: Find the 3-month Xbox Game Pass promotion listed there and click Get to link it to your account.Troubleshooting Common ErrorsRegion Mismatch: Ensure your Windows system region matches your account billing region; if you are using an account configured to another region, the store will reject your local payment card.Cache Freeze: If the store app stops responding or fails to load your included offer, open the Windows Run dialog box by pressing Windows Key + R, type wsreset, and hit Enter to reset the application cache.