Learn how to find your BitLocker recovery key, a 48-digit number needed to unlock an encrypted drive in Windows. The recovery key can be attached to your Microsoft account, work or school account, printout, or USB flash drive.

Learn how to use the System File Checker tool (SFC.exe) to scan and restore Windows system files that are not working or causing crashes. Follow the steps to run SFC.exe, view the scan results, and manually replace the corrupted files if needed.

Learn how to update your Surface device with the latest drivers and firmware for Windows 10 or Windows 11. Find links for automatic and manual updates, and check your Surface model and OS build.

Learn how to update your Xbox controller wirelessly, with a USB cable, or on a PC using the Xbox Accessories app. Updating your controller maximizes its capabilities and compatibility with your Xbox console or PC.

Learn how to create a USB flash drive or DVD to install or reinstall Windows 11, 10, 8.1, or 7. You'll need a reliable internet connection, a blank storage device, and a product key (if applicable).

If your Xbox controller has Bluetooth connection issues after a firmware update, you can use the Xbox Accessories app to revert to an earlier version. Learn how to check your controller's firmware and choose the best option for your device.

Learn how to use PC Health Check app to check your device health, Windows 11 eligibility, and troubleshoot performance issues. Find out how to install, update, and access the app features and settings.

Learn how to check and enable Trusted Platform Module version 2.0 (TPM 2.0) on your device to upgrade to Windows 11. TPM 2.0 is required for security features like Windows Hello and BitLocker.

Learn how to perform a clean reinstallation and update of Windows 10 while keeping your personal data and most Windows settings intact. Fresh Start lets you reset your PC, choose cloud or local, and restore preinstalled apps.

Learn how to speed up your PC with Windows 11 or Windows 10 by updating, restarting, using ReadyBoost, managing page file size, freeing up space, and more. Find out how to check for updates, use Storage Sense, delete temporary files, and uninstall apps.