Create a recovery drive - Microsoft Support
Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.
Use the System File Checker tool to repair missing or corrupted …
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.
Recovery options in Windows - Microsoft Support
Resetting reinstalls Windows 11, but lets you choose whether to keep your files or remove them, and then reinstalls Windows. You can reset your PC from Settings, the sign-in screen, or by using a recovery drive or installation media.
Reinstall Windows - Microsoft Support
If a Windows device is having problems or a fresh copy of Windows without old files or old apps is desired, Windows can be reinstalled. Reinstalling Windows can potentially fix problems and returns the device to a cleaner state.
Using System File Checker in Windows - Microsoft Support
System File Checker is a utility in Windows that checks for problems with files on your computer. To run it, follow these steps: Make sure you've installed the latest updates for Windows, and then restart your machine. To find out more, read Update Windows.
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
Fix problems with your PC by using Windows Update
Select Start > Settings > System > Recovery > Fix problems using Windows Update. After you select the Reinstall now option, choose if you want to allow the PC to automatically restart 15 minutes after the installation completes.
Ways to install Windows 11 - Microsoft Support
Make sure the device you want to install Windows 11 on meets the minimum system requirements. If your device is currently running Windows 10, we recommend you verify the minimum system requirements using the PC Health Check app .
Create installation media for Windows - Microsoft Support
Installation media, such as a USB flash drive, can be used to install a new copy of Windows, perform a clean installation of Windows, or reinstall Windows. To create installation media, go to the software download website , where step-by-step instructions can be found.
Defragment / optimize your data drives in Windows
Learn how to use Manage and Optimize Drives to keep your disk and data drives defragmented and at top performance in Windows.