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How to Fix Task Scheduler Proxy Error - Task Scheduler Version Mismatch After Windows Update-Windows Defender Crashing on Windows 11 Fix

Updated 2026-06-14 08:25:35developer-tools
How to Fix Task Scheduler Proxy Error - Task Scheduler Version Mismatch After Windows Update-Windows Defender Crashing on Windows 11 Fix
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.