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Fix Chrome Certificate Error: Invalid Authority & Date/Time Issue - Fixing Nginx Upstream Connection Refused and Permission Denied-Fix 'Externally Managed Environment' Error on Linux

Updated 2026-07-28 15:54:22office-tools
Fix Chrome Certificate Error: Invalid Authority & Date/Time Issue - Fixing Nginx Upstream Connection Refused and Permission Denied-Fix 'Externally Managed Environment' Error on Linux
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.