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Fix Windows Defender DNS Error Configuration - Outlook Cannot Connect to Server: How to Fix-How to Fix Command Prompt Error 0x80070005 (Access Denied)

Updated 2026-06-13 21:33:21office-tools
Fix Windows Defender DNS Error Configuration - Outlook Cannot Connect to Server: How to Fix-How to Fix Command Prompt Error 0x80070005 (Access Denied)
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.