If you are comfortable running commands in Command Prompt, try the following.
Open Command Prompt as an Administrator and enter the following commands one at a time in the order listed. If your OS is corrupted, there's a chance this will fix it.
Windows File Protection:
⦁ Verifies all protected Windows files are intact and in original versions.
C:\WINDOWS\system32>sfc /scannow
Deployment Image Servicing and Management (DISM):
⦁ The CheckHealth option in DISM lets you quickly determine if there are any corruptions inside the local image, but the option won't perform any repairs.
C:\WINDOWS\system32>DISM /Online /Cleanup-Image /CheckHealth
⦁ The ScanHealth option performs a more advanced scan to determine if the image has any problems.
C:\WINDOWS\system32>DISM /Online /Cleanup-Image /ScanHealth
⦁ If there are issues with the system image of Windows 10, use DISM with the
RestoreHealth option to run an advanced scan and repair problems automatically.
C:\WINDOWS\system32>DISM /Online /Cleanup-Image /RestoreHealth