
Windows Update High CPU Usage Troubleshooting Checklist
If your system feels sluggish and Task Manager shows high CPU usage from TiWorker.exe

If your system feels sluggish and Task Manager shows high CPU usage from TiWorker.exe

If you see a message like 'Sync is paused due to rate limiting' or 'OneDrive sync is not working'...

When you try to open Command Prompt on Windows 11 and see 'Service unavailable' or a blank window...

If you see 'Windows Update path not found' in Event Viewer or when running wuauclt /detectn...

After a Microsoft Teams update, some users see a proxy error when trying to sign in or connect. T...

If your Outlook email stops syncing after an update or when switching devices, a version mismatch...