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Fix Git Clone Connection Timed Out on GitHub Enterprise - Fix Cloudflare 521 Error by Adjusting Firewall-Chrome Black Screen on External Monitor Fix

Updated 2026-07-28 13:06:11macos-help
Fix Git Clone Connection Timed Out on GitHub Enterprise - Fix Cloudflare 521 Error by Adjusting Firewall-Chrome Black Screen on External Monitor Fix
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.