zhizhu
Home / office-tools / Fix 'Git Push Rejected Non-Fast-Forward' Error - Fix Windows Update Error Due to Port 80 Already in Use-Resolve OneDrive Error 0x8004de40 Quickly

Fix 'Git Push Rejected Non-Fast-Forward' Error - Fix Windows Update Error Due to Port 80 Already in Use-Resolve OneDrive Error 0x8004de40 Quickly

2026-06-13 14:55:32office-tools
Fix 'Git Push Rejected Non-Fast-Forward' Error - Fix Windows Update Error Due to Port 80 Already in Use-Resolve OneDrive Error 0x8004de40 Quickly

Final checklist

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