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How to Fix Nginx Upstream Connection Refused Error - Fix Windows 11 Blue Screen After Update Using SFC /Scannow-Fix Windows 11 Stuck in Restart Loop After Blue Screen

Updated 2026-07-28 13:47:53cloud-software
How to Fix Nginx Upstream Connection Refused Error - Fix Windows 11 Blue Screen After Update Using SFC /Scannow-Fix Windows 11 Stuck in Restart Loop After Blue Screen
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.