Windows 11 Check System Files ((install)) Jun 2026

| Tool | Purpose | When to Use | |------|---------|--------------| | | Scans & repairs protected system files | General corruption, app crashes, blue screens | | DISM (Deployment Imaging Service Management Tool) | Repairs the component store that SFC uses | When SFC fails to fix files (run first) | | CHKDSK | Checks disk integrity (not system files, but often related) | When corruption may be due to bad sectors |

Once the Windows image is healthy, use the to scan and replace specific corrupted system files. windows 11 check system files

DISM /Online /Cleanup-Image /CheckHealth DISM /Online /Cleanup-Image /ScanHealth DISM /Online /Cleanup-Image /RestoreHealth sfc /scannow chkdsk C: /f | Tool | Purpose | When to Use

How to Check and Repair System Files in Windows 11 If your Windows 11 PC is acting sluggish, crashing, or displaying strange error messages, corrupted system files are often the culprit. Fortunately, Windows includes powerful built-in tools like and DISM to diagnose and fix these issues automatically. or displaying strange error messages