Reddit Validated OS Error Code 0xC0000022: How to Fix It

Easy 30-60 minutes Medium Severity Verified June 2026
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Error Code
0xC0000022
Brand
Reddit Validated
Product Type
operating_system
Severity
Medium
DIY Difficulty
Easy
Estimated Fix Time
30-60 minutes
Error code 0xC0000022 means the Windows kernel has denied access to a file or driver due to insufficient permissions. This often happens after updates, software conflicts, or malware. Follow these steps to restore access and get your system running normally.
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Tools You'll Need

How to Fix Error Code 0xC0000022

  1. Run a System File Checker (SFC) Scan

  2. Use DISM to Repair System Image

  3. Perform a Clean Boot

    Back up your data before making system changes.

  4. Run a Malware Scan

  5. Check File Permissions

    Be careful not to change permissions on critical system files.

  6. Update Drivers and Windows

  7. Use System Restore

    System Restore does not affect personal files but may remove recently installed apps.
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When to Call a Professional

If the error persists after all steps, or if you suspect hardware failure (e.g., failing hard drive), consult a professional IT technician.

Frequently Asked Questions

What does error 0xC0000022 mean?
It means the Windows kernel has denied access to a file or driver, usually due to permission issues, corrupt system files, or malware.
Can error 0xC0000022 be caused by a virus?
Yes, malware often alters file permissions, so a full virus scan is recommended.
Will I lose data by fixing error 0xC0000022?
No, the standard fixes (SFC, DISM, clean boot) do not delete personal files. However, always back up important data.
How long does it take to fix error 0xC0000022?
Most fixes take 30-60 minutes, though SFC and DISM scans can take longer.
Do I need to reinstall Windows to fix error 0xC0000022?
Rarely. These steps resolve most cases. Reinstallation is a last resort.

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