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Fix Windows Security High CPU Usage: Practical Steps - Fix Windows Security Service Error in Windows 10 and 11-Fix Docker Daemon Not Running on Ubuntu 20.04

2026-06-16 09:11:45windows-fixes
Fix Windows Security High CPU Usage: Practical Steps - Fix Windows Security Service Error in Windows 10 and 11-Fix Docker Daemon Not Running on Ubuntu 20.04

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.