Repair corrupted Windows system files using DISM and SFC tools
Fix random crashes, broken Windows menus, and system errors caused by corrupted Windows component store files.
Internal desktop parts run on harmless 12V DC voltage and cannot shock you. Simply unplug the wall power cable first, then touch the unpainted metal case frame to ground static electricity.
Common Symptoms & Tells
- Windows features and built-in apps crashing randomly
- Windows Update error 0x800f081f or 0x80070002
- Command Prompt sfc /scannow says 'found corrupt files but was unable to fix some of them'
Interactive Fix Checklist
0 of 3 steps completedRepair Windows Component Store with DISM online cleanup
Press Win+X, select 'Terminal (Admin)' or 'Command Prompt (Admin)'. Type: 'DISM.exe /Online /Cleanup-image /Restorehealth' and press Enter. Wait 5-15 minutes until progress reaches 100%.
Run System File Checker (SFC) scan
In the same Administrator command prompt, type: 'sfc /scannow' and press Enter. Verify it finishes with 'Windows Resource Protection found corrupt files and successfully repaired them'.
Reboot computer to finalize replaced system files
Type 'shutdown /r /t 0' in the terminal or click Start -> Restart. Windows will finalize file replacements before loading desktop services.
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