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Fix Task Scheduler Authentication Failed Error - Windows Store App Downloads Not Starting – Fixes That Work-Turn On Windows Defender Real-Time Protection After Disabling

Updated 2026-06-15 17:07:50developer-tools
Fix Task Scheduler Authentication Failed Error - Windows Store App Downloads Not Starting – Fixes That Work-Turn On Windows Defender Real-Time Protection After Disabling
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.