Windows Update High CPU Usage Troubleshooting Checklist
If your system feels sluggish and Task Manager shows high CPU usage from TiWorker.exe
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Activation Login Loop Stuck on Loading
You try to activate Windows, enter your credentials, and the screen hangs on a spinning circle or...
Fix Windows Activation Error 0x80070002 (Dependency Conflict)
You try to activate Windows and get error 0x80070002. The message often says something like “depe...
How to Refresh Microsoft Store Token (Fix Login Errors)
If you see errors like 'We need to refresh your credentials' or 'Something went wrong' when openi...
Fix Microsoft Store Connection Refused Due to Proxy Settings
If you see a 'connection refused' error when opening Microsoft Store, your system's proxy setting...
Fix Windows Search Connection Timeout in Windows 10
When Windows Search shows 'connecting...' or times out, your search results may hang or never app...
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