Learn how to use the System File Checker tool (SFC.exe) to scan and restore missing or corrupted system files in Windows. Follow the steps to run the tool, view the scan results, and manually replace the corrupted files if needed.

Learn how to use the Program Install and Uninstall troubleshooter to fix corrupted registry keys, blockages, and errors when installing or uninstalling Windows programs. Download the troubleshooter and follow the steps it provides.

Learn how to check and enable Trusted Platform Module version 2.0 (TPM 2.0), a security feature required for Windows 11. Follow the steps using the Windows Security app or the Microsoft Management Console (tpm.msc).

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.

Download a recovery image to restore your Surface device to its factory state. Learn how to use Windows recovery info, format your USB drive, and sign in with your Microsoft account.

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

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 reinstall Windows 11 using installation media, such as a USB drive, SD card, or external hard drive. Compare different options and requirements for resetting, reinstalling, or cleaning your PC.

Windows 11, version 23H2 is a scoped feature update that includes new features from the latest monthly quality update for Windows 11, version 22H2. Learn how to install the enablement package that activates the new features with a single restart.

Learn how to upgrade to Windows 11 from Windows 10 using Windows Update, Installation Assistant, or installation media. Note that some features and apps require higher system requirements than the minimum.