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Fix Task Scheduler Authentication Failed After Password Reset - Disable Microsoft Defender via Group Policy: Step-by-Step-Troubleshoot PowerShell Invalid Configuration Policy Error

Updated 2026-06-13 20:25:26developer-tools
Fix Task Scheduler Authentication Failed After Password Reset - Disable Microsoft Defender via Group Policy: Step-by-Step-Troubleshoot PowerShell Invalid Configuration Policy Error
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.