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How to Fix Git Detached HEAD State and Undo Changes - Windows 11 Blue Screen After Cumulative Update: Fixes That Work-Fix VS Code Git Authentication Failed Error

Updated 2026-07-28 09:01:55office-tools
How to Fix Git Detached HEAD State and Undo Changes - Windows 11 Blue Screen After Cumulative Update: Fixes That Work-Fix VS Code Git Authentication Failed Error
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.