必应池
Home / windows-fixes / How to Fix Cloudflare 521 Error with Firewall Settings - Cloudflare Wildcard DNS Record Setup Guide-How to Merge Two Git Repositories with Unrelated Histories

How to Fix Cloudflare 521 Error with Firewall Settings - Cloudflare Wildcard DNS Record Setup Guide-How to Merge Two Git Repositories with Unrelated Histories

Updated 2026-07-28 15:04:52windows-fixes
How to Fix Cloudflare 521 Error with Firewall Settings - Cloudflare Wildcard DNS Record Setup Guide-How to Merge Two Git Repositories with Unrelated Histories
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.