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Fix Windows Defender Security Center Module Missing Error - Jupyter Kernel Won't Start on Windows 10-Microsoft Teams Sync Failure Troubleshooting Guide

Updated 2026-06-17 15:52:08developer-tools
Fix Windows Defender Security Center Module Missing Error - Jupyter Kernel Won't Start on Windows 10-Microsoft Teams Sync Failure Troubleshooting Guide
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.