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Fix Windows Security Errors After Update - Windows Update Troubleshooting Checklist-Windows 10 Defender High CPU: Causes and Fixes

Updated 2026-06-13 14:56:37developer-tools
Fix Windows Security Errors After Update - Windows Update Troubleshooting Checklist-Windows 10 Defender High CPU: Causes and Fixes
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.