If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version.

Windows 10. Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually. Restoring won’t affect your personal files, but it will remove apps, drivers, and updates installed after the restore point was made. To go back to a restore point:

Learn how to update your security processor or TPM firmware to protect Windows 10 and your device from attacks by malicious software.

Installing Windows 11 on devices that don't meet minimum system requirements. If you changed your hardware in order to upgrade to Windows 11 and the system is not recognizing the change in a timely manner, this article explains how to initiate the assessment manually.

Go to Settings. Go to About. Locate the Version number. If your version number is 2311.1001.7.0 or newer (higher), then you are good to go. If your version number is older (lower) than that, then you will need to update your Xbox app for PC with these steps: Launch the Microsoft Store app. Click Library. Click Get Updates.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Learn how to enable virtualization through the UEFI (or BIOS) of your PC to run the Windows Subsystem for Android or Windows Subsystem for Linux.

To create a recovery drive in Windows 11: In the search box on the taskbar, search for Create a recovery drive and then select it. You might be asked to enter an admin password or confirm your choice. When the tool opens, make sure Back up system files to the recovery drive is selected and then select Next.

Windows 11 Windows 10. If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.