How to Fix Git Push Non-Fast-Forward Error - Docker Build Fails: Repository Not Found or Login Required-How to Fix Windows Defender Greyed Out in Settings

Updated 2026-06-13 13:18:44windows-fixes
How to Fix Git Push Non-Fast-Forward Error - Docker Build Fails: Repository Not Found or Login Required-How to Fix Windows Defender Greyed Out in Settings
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.