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Home / backup-recovery / How to Reinstall Windows Security App (Microsoft Defender) - How to Fix GitHub Authentication Failed in VS Code-Git Push Rejected: Non-Fast-Forward and Permission Denied Fixes

How to Reinstall Windows Security App (Microsoft Defender) - How to Fix GitHub Authentication Failed in VS Code-Git Push Rejected: Non-Fast-Forward and Permission Denied Fixes

2026-07-28 05:36:21backup-recovery
How to Reinstall Windows Security App (Microsoft Defender) - How to Fix GitHub Authentication Failed in VS Code-Git Push Rejected: Non-Fast-Forward and Permission Denied Fixes

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.

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