
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 'rate limit error' in Windows Defender and it's not working properly—scanning fails,...

When Windows Update runs, you may see high CPU usage and eventually error 0x80070002. This usuall...

After a Microsoft Office or Windows update, Outlook may show an "invalid configuration" error. Th...

If you see a message like “Your profile could not be opened correctly” or “Update failed” when st...

After a Chrome update, you might see an error like "Your profile could not be opened correctly" o...