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Fixing Cloudflare Tunnel DNS Errors: A Practical Guide - Resolve 'Permission Denied' When Opening Teams-How to Fix 502 Bad Gateway in Windows Search

Updated 2026-06-16 06:09:56developer-tools
Fixing Cloudflare Tunnel DNS Errors: A Practical Guide - Resolve 'Permission Denied' When Opening Teams-How to Fix 502 Bad Gateway in Windows Search
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.