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How to Reinstall Windows Security App (Microsoft Defender) - Wildcard Subdomain Caching Issues in Cloudflare-Bluetooth Not Detected in Windows 11: Troubleshooting Guide

Updated 2026-07-28 05:28:41browser-issues
How to Reinstall Windows Security App (Microsoft Defender) - Wildcard Subdomain Caching Issues in Cloudflare-Bluetooth Not Detected in Windows 11: Troubleshooting Guide
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.