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Windows Defender Real-Time Protection Error 0x80070422 Fix - Troubleshooting Cloudflare 521 and Nginx Setup-Eclipse Maven Dependency Failure Fix

2026-06-13 11:47:14office-tools
Windows Defender Real-Time Protection Error 0x80070422 Fix - Troubleshooting Cloudflare 521 and Nginx Setup-Eclipse Maven Dependency Failure Fix

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.