Microsoft Windows Error Code 0xC0000143: How to Fix It
Medium 30-60 minutes Critical Severity
Verified June 2026
- Error Code
- 0xC0000143
- Brand
- Microsoft Windows
- Product Type
- operating_system
- Severity
- Critical
- DIY Difficulty
- Medium
- Estimated Fix Time
- 30-60 minutes
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Tools You'll Need
- Windows installation media (USB/DVD) if automatic repair fails
- Another computer to create installation media (optional)
How to Fix Error Code 0xC0000143
-
Boot into Advanced Startup Options
If using installation media, ensure your PC is set to boot from the USB/DVD in BIOS. -
Run System File Checker (SFC)
Do not close the Command Prompt during the scan. -
Run DISM Tool
-
Perform a Startup Repair
-
Restore from System Restore Point
This will not affect your personal files, but apps installed after the restore point may need reinstallation. -
Reinstall Windows (Last Resort)
Back up important files before resetting if possible.
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When to Call a Professional
If the above steps fail or you are uncomfortable with command-line tools, seek professional computer repair. Persistent missing system files may indicate a failing hard drive or deeper corruption requiring data recovery.Frequently Asked Questions
What does error 0xC0000143 mean?
It means a critical Windows system file is missing or corrupted, preventing Windows from starting.
Can I fix error 0xC0000143 without losing my files?
Yes. Steps like SFC, DISM, and Startup Repair often fix the problem without affecting personal files. System Restore and Reset with 'Keep my files' also preserve data.
Do I need a Windows installation disk to fix this error?
Not always. If your PC can boot into automatic repair, you can access Command Prompt without a disk. However, if that fails, a Windows installation USB is helpful.
What causes error 0xC0000143?
Common causes include improper shutdown, malware infection, incomplete Windows update, or failing hard drive.
Is error 0xC0000143 a sign of hardware failure?
It can be. If the error persists after all software fixes, you may have a failing hard drive or bad sectors. Run a disk check (chkdsk) from the recovery environment.