Windows⏱️ 2 min read

How to Fix Error error 20 in Windows – Complete Guide

Fix Windows error code 20: Device Manager Registry Not Saved Error 20 by following this step-by-step guide to resolve common causes and apply quick fixes.


Error code 20: Device Manager Registry Not Saved Error 20 typically occurs when there's a problem with the Windows registry or corrupted system files. To fix this issue, follow these steps:

⚠️ Common Causes

  • Corrupted system files or registry entries.
  • Outdated device drivers or firmware issues.

🛠️ Step-by-Step Fixes

Method 1: Quick Fix

  1. Step 1: Open the Command Prompt as an administrator and run the following command: `sfc /scannow`. This will scan your system files for any corruption.
  2. Step 2: Once the scan is complete, try saving changes in the Device Manager. If you're still experiencing issues, proceed to Method 2.

💡 Conclusion

If the quick fix doesn't resolve the issue, you may need to perform a System Restore or seek further assistance from Microsoft Support or a professional Windows technician.

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