Go to https://account.microsoft.com/devices/recoverykey to find your recovery key. Tip: You can sign into your Microsoft account on any device with internet access, such as a smartphone. It should look something like this:

Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

How to redeem an Office product key. Sign in to Office.com/setup with your Microsoft account. Enter the 25-character code, and then select Next . Sign in. How to redeem a Windows activation code. On your Windows PC, go to the Activation section of the Settings app and select Change product key. Open Settings. Problems redeeming a code?

Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.

Refunds for digital games include Microsoft Store digital game offers, Xbox apps (excluding movies and TV apps), digital gaming bundle offers, digital game durable content, and some digital game consumable content, whether made available through the Xbox console, on your PC, or on your mobile device.

A product key is a 25-character code used to activate Windows. What you'll see is PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. After determining which activation method you use, follow the steps in the corresponding Activate using a digital license or Activate using a product key .

Remove an installed Windows update. Reset your PC. Use the Startup Repair function. Use installation media to reinstall Windows 11. Use installation media to restore your PC. Use a recovery drive to restore or recover your PC. Go back to your previous version of Windows. Restore from a system restore point.

Uninstall from Control Panel. In search on the taskbar, enter Control Panel and select it from the results. Select Programs > Programs and Features. Press and hold (or right-click) on the program you want to remove and select Uninstall or Uninstall / Change. Then follow the directions on the screen. Need more help?

If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version. Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.

Microsoft Defender Antivirus is a powerful tool that finds and removes malware from your PC. Here's how to use it in Windows 10 or 11 to scan your PC. Important: Before you use Microsoft Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings.