Microsoft Windows Error Code 0xC0000018: How to Fix It
Medium 30-60 minutes Medium Severity
Verified June 2026
- Error Code
- 0xC0000018
- Brand
- Microsoft Windows
- Product Type
- operating_system
- Severity
- Medium
- DIY Difficulty
- Medium
- Estimated Fix Time
- 30-60 minutes
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Tools You'll Need
- Windows installation media (USB/DVD) for advanced repair
How to Fix Error Code 0xC0000018
-
Boot into Safe Mode
-
Run System File Checker
-
Check for Driver Conflicts
Be cautious when updating drivers; get them from the manufacturer's official site. -
Disable Conflicting Startup Programs
-
Perform a Clean Boot
-
Run Memory Diagnostics
Back up important data before testing memory, as the process requires restart.
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When to Call a Professional
If the error persists after all steps, you may have a hardware issue (faulty RAM or motherboard). Contact a PC technician for hardware diagnostics.Frequently Asked Questions
What causes error 0xC0000018?
It's usually caused by incompatible drivers, software conflicts, or file corruption that creates a memory address conflict.
Can I fix error 0xC0000018 without reinstalling Windows?
Yes, try Safe Mode, SFC, clean boot, and driver updates first. Reinstall only as a last resort.
Is error 0xC0000018 a hardware problem?
Often it's software-related, but failing RAM or motherboard issues can trigger it. Run memory diagnostics to rule out hardware.
How do I prevent error 0xC0000018 in the future?
Keep Windows and drivers updated, avoid installing suspicious software, and regularly scan for malware.
What if I can't boot into Safe Mode?
Use Windows Recovery Environment (WinRE) by booting from installation media and selecting 'Repair your computer'. Then run Command Prompt and SFC.