Windows Operating System Error Code 0x000000C5: How to Fix It
Medium 1-3 hours Critical Severity
Verified June 2026
- Error Code
- 0x000000C5
- Brand
- Windows
- Product Type
- operating_system
- Severity
- Critical
- DIY Difficulty
- Medium
- Estimated Fix Time
- 1-3 hours
Ad
Tools You'll Need
- No special tools required
- Administrative access to computer
How to Fix Error Code 0x000000C5
-
Restart in Safe Mode
Save any important work before forcing a shutdown as unsaved data will be lost. -
Check Recently Installed Hardware or Software
-
Update Device Drivers
-
Run Windows Memory Diagnostic
-
Run System File Checker
-
Check Hard Drive for Errors
Ensure your computer is connected to a reliable power source as this process should not be interrupted. -
Perform System Restore
Parts You May Need
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
RAM modules
Check Price on Amazon
Hard drive or SSD
Check Price on Amazon
Ad
When to Call a Professional
Contact a professional technician if the blue screen continues after trying all troubleshooting steps, if you're uncomfortable working with system settings, if hardware replacement is needed, or if you suspect motherboard or CPU issues. Also seek help if the error occurs frequently and prevents normal computer operation.Frequently Asked Questions
What causes Windows error code 0x000000C5?
Error 0x000000C5 is typically caused by corrupted or incompatible device drivers, faulty RAM, hard drive errors, or damaged system files. Recently installed hardware or software can also trigger this error.
Can I fix 0x000000C5 error myself?
Yes, most cases can be resolved through software troubleshooting like updating drivers, running system diagnostics, or performing system restore. However, if hardware is faulty, professional repair may be needed.
Is error 0x000000C5 serious?
Yes, this is a critical system error that causes blue screen crashes. While often fixable through software solutions, it should be addressed promptly to prevent data loss and system instability.
How do I prevent 0x000000C5 error from happening again?
Keep drivers updated, avoid installing untested software, run regular system maintenance, use reliable antivirus software, and ensure your computer has adequate cooling and clean power supply.