Microsoft Windows Error Code 0xC0000071: How to Fix It
Medium 15-30 minutes Medium Severity
Verified June 2026
- Error Code
- 0xC0000071
- Brand
- Microsoft Windows
- Product Type
- operating_system
- Severity
- Medium
- DIY Difficulty
- Medium
- Estimated Fix Time
- 15-30 minutes
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Tools You'll Need
- Windows installation media (USB/DVD) or access to Safe Mode
How to Fix Error Code 0xC0000071
-
Boot into Safe Mode
-
Log in as Administrator
-
Change Your Password
-
Restart Normally
-
If Safe Mode Fails: Use Recovery Environment
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When to Call a Professional
If you cannot boot into Safe Mode or access the recovery environment, or if you are on a corporate domain and do not have local admin rights, contact your IT department or a professional technician.Frequently Asked Questions
What causes error 0xC0000071?
It occurs when your Windows password has expired and you need to change it. This is common on domain-joined computers with password expiration policies.
Can I fix error 0xC0000071 without reinstalling Windows?
Yes, you can fix it by changing your password via Safe Mode or the recovery environment. No reinstall is needed.
What if I forgot my password?
You can use the built-in Administrator account in Safe Mode (if enabled) or a Windows password reset disk. Alternatively, use the recovery environment to enable the Administrator account or reset the password.
Is error 0xC0000071 the same as 0xC000007B?
No, 0xC000007B is a different error (STATUS_BAD_IMAGE_FORMAT). 0xC0000071 specifically indicates password expiration.
Will this error affect my files?
No, your files remain safe. The error only prevents login due to expired password. Once you change the password, all data is accessible.