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 listHow to Enable Windows Security Real-Time Protection
If you see a warning that real-time protection is off, or you suspect your PC is vulnerable, here...
Setting Up Microsoft Store Log Files for Debugging
When Microsoft Store apps fail to install, update, or crash unexpectedly, the built-in logging to...
Fix OneDrive 502 Bad Gateway Error from Proxy Settings
If you see a 502 Bad Gateway error in OneDrive, it often means a proxy or network device is inter...
Fix Windows Update Error 0x80072efd: Connection Refused
When Windows Update fails with error 0x80072efd and a message that the connection was refused, it...
Reset Windows Update Components Using Command Prompt
If Windows Update is stuck, showing errors like 0x80070002 or 0x80073712, or simply won't install...
Topic paths
Quick titles
schtasks Not Recognized After Update – Fix GuideHow to Fix Chrome Stuck Loading After Disabling ExtensionsWindows Login Loop Command Prompt FixChrome Update Causes Service UnavailableHow to Fix Error 0x80070005 in PowerShell Backup ScriptsDocker Desktop Stuck on Starting: Engine Not RunningResolve Module Not Found Error in CMDHow to Fix Network Errors in Updated Windows Terminal