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Windows Defender Real-Time Protection Greyed Out: How to Fix - Fix ERR_CONNECTION_RESET After Chrome Update-Cloudflare DNS Slow Propagation Fix

Updated 2026-07-28 10:56:27developer-tools
Windows Defender Real-Time Protection Greyed Out: How to Fix - Fix ERR_CONNECTION_RESET After Chrome Update-Cloudflare DNS Slow Propagation 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.