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Windows Security App Won't Open in Safe Mode: Fixes - Resolve Nginx 502 Bad Gateway in Docker on Ubuntu-Fixing Cloudflare Wildcard Subdomain Permissions Denied Errors

Updated 2026-07-28 13:56:41developer-tools
Windows Security App Won't Open in Safe Mode: Fixes - Resolve Nginx 502 Bad Gateway in Docker on Ubuntu-Fixing Cloudflare Wildcard Subdomain Permissions Denied 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.

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