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Fix Windows Security High CPU Usage on Windows 10 - Fix Windows Defender Error 0x800704ec-Windows Activation Invalid Configuration Troubleshooting Guide

Updated 2026-06-14 03:42:01cloud-software
Fix Windows Security High CPU Usage on Windows 10 - Fix Windows Defender Error 0x800704ec-Windows Activation Invalid Configuration 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.