
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 click the Microsoft Store icon, but nothing happens—or it opens briefly and crashes. Maybe yo...

You click Windows Security in the Start menu or try to open Virus & threat protection, and instea...

You try to activate Windows 10 and get error 0x8007232b with a message about a version mismatch. ...

You try to open Microsoft Teams and see an “Access Denied” message. This usually means your accou...

After a Windows update, you might find that Windows Security (formerly Windows Defender) fails to...