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Fix Windows Defender Version Mismatch Sync Errors - Fix 'Cannot Start Task' Due to Port Allocation Error-Fix Task Scheduler Error 1069: Service Fails to Start

Updated 2026-06-14 12:14:27browser-issues
Fix Windows Defender Version Mismatch Sync Errors - Fix 'Cannot Start Task' Due to Port Allocation Error-Fix Task Scheduler Error 1069: Service Fails to Start
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.