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Fix Task Scheduler Error 0x8007052e (Authentication Failed) - Microsoft Store Startup Failure: Step-by-Step Guide-Troubleshooting Windows Defender Certificate Sync Failure

Updated 2026-06-14 01:30:34macos-help
Fix Task Scheduler Error 0x8007052e (Authentication Failed) - Microsoft Store Startup Failure: Step-by-Step Guide-Troubleshooting Windows Defender Certificate Sync Failure
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.