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Enable Microsoft Defender via Local or Domain Group Policy-Fix Windows Activation Error 0xc004c003 Without Internet

Updated 2026-06-13 09:52:59network-tools
Enable Microsoft Defender via Local or Domain Group Policy-Fix Windows Activation Error 0xc004c003 Without Internet
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.