
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've disabled Cortana and find that Windows Search no longer returns results or runs slowly,...

If your OneDrive folder is taking up too much local disk space, or you only need certain folders ...

You launch Microsoft Teams and see an error like "Can't connect to server" or "SSL certificate er...

After a Windows Update, some users encounter a blank screen—no login prompt, no cursor, just a bl...

If Microsoft Teams fails to connect, shows a black screen, or keeps signing you out, a misconfigu...