The Windows system file checker is such an effective general fix-all that I believe every Windows user should know about it. Its function is simple.

In Figure 4, for example, I ran the System File Checker and received a message indicating that it discovered some corrupt files and that it was able to repair them.

Over time, any Windows 11 computer will experience system corruption and eventually failure. Regular maintenance will repair system files and prevent future problems.

SFC (System File Checker) SFC checks for missing important files of your Windows operating system and restores them from the cache. CHKDSK (Check Disk) ...

Install the latest Windows updates. Fix file system errors and bad sectors on your hard drive. Run System File Checker & DISM scans. Troubleshoot in a clean boot state. Reset the Photos app ...

The glitch causes the System File Checker tool to report that certain files are corrupted even if they're not.

Windows 11/10 OS comes with a built-in command-line System File Checker tool that helps the users to scan their computer for corrupt or missing system files and replace them with fresh data.