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Fix 504 Gateway Timeout with Windows Security Firewall - Troubleshoot Windows Security Offline Installer Freeze-Cloudflare DNS Not Working on Router? Fix It

2026-06-13 15:20:49
Fix 504 Gateway Timeout with Windows Security Firewall - Troubleshoot Windows Security Offline Installer Freeze-Cloudflare DNS Not Working on Router? Fix It

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.

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