
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

You open Outlook and see an error: "Cannot connect to server" or "Disconnected"...

You click Windows Terminal, the icon bounces, and then nothing happens. Or it flashes and disappe...

After setting up Outlook for the first time or reconfiguring an account, sync issues can appear—e...

After a Windows update, you might see a BitLocker error like "A compatible Trusted Platform Modul...

You open the Microsoft Store and instead of apps, you see a 504 error. This usually means the sto...