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

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

If Microsoft Teams feels sluggish on your Windows 10 PC — messages lag, calls stutter, or the app...

When Outlook crashes, refuses to open, or shows errors like “Cannot start Microsoft Outlook” or “...

You open Windows Terminal, try to connect to a service running on localhost, and get a 'permissio...

You open Settings > Activation, and it just spins. No error, no timeout—just a perpetual loading ...

After a Windows update, you might notice the Microsoft Store is slow to open, unresponsive, or ta...