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Fix Windows Defender Real-Time Protection Not Running - Cloudflare DNS Changes Not Showing: Troubleshooting-Fix Windows Security App Not Starting on Windows 11

2026-07-28 23:45:58security-tools
Fix Windows Defender Real-Time Protection Not Running - Cloudflare DNS Changes Not Showing: Troubleshooting-Fix Windows Security App Not Starting on Windows 11

Final checklist

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

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