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Fix Windows 11 WiFi No Internet Due to Antivirus Blocking - Fix Windows Update Error 0x80070002 with System File Checker-How to Enable Windows Defender Real-Time Protection in Windows 11

Updated 2026-07-28 10:55:56office-tools
Fix Windows 11 WiFi No Internet Due to Antivirus Blocking - Fix Windows Update Error 0x80070002 with System File Checker-How to Enable Windows Defender Real-Time Protection in Windows 11
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.