
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 may see an error like "Windows Security requires your permission" or "Access denied" when try...

You launch Microsoft Teams and see an error: 'port already allocated'. This usually means another...

You open Windows Defender, but it stays on a loading screen with a spinning circle—often stuck on...

When you try to connect to a remote PC and see Error code: 0x204, the connection...

You open Windows Terminal, see a brief flash of a profile, then get dumped back to the profile se...