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Renew an Expired Cloudflare Origin Certificate: Step-by-Step - How to Locate Docker Desktop Engine Logs-Resolve NGINX Upstream Refused SSL Errors

Updated 2026-07-28 10:37:58macos-help
Renew an Expired Cloudflare Origin Certificate: Step-by-Step - How to Locate Docker Desktop Engine Logs-Resolve NGINX Upstream Refused SSL Errors
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.