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 PowerShell 'File Locked' or 'Permission Denied' Errors
When you run a PowerShell script or command and get an error like Access to the path 'C:\pa...
Fix FileZilla FTP Connection Timed Out Error
If you see "Connection timed out" in FileZilla, the FTP client cannot establish a data connection...
Fix GitHub Actions Permission Denied for Secret Access
When a GitHub Actions workflow fails with a "permission denied" error while trying to access a se...
Fix Windows Update ‘Authentication Failed’ or ‘Password Incorrect’ Error
You try to check for Windows updates and see an error like “Authentication failed” or “Password i...
How to Fix Windows Search Version Mismatch Error
You may see a "version mismatch" error when using Windows Search, often after a Windows update or...
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