Knowledge base for software setup, errors, and daily tool work.

How to Fix Windows Update High CPU Usage and Clean Up

If your PC feels sluggish and Task Manager shows 'Windows Update' or 'TiWorker.exe' pegging the C...

How to Check Which Process Is Using a Port in PowerShell

When a service fails to start or an application complains that a port is already in use, you need...

How to Clear Chrome DNS Cache to Fix Loading Errors

If you're seeing ERR_NAME_NOT_RESOLVED, ERR_DNS_FAILED, or page...

Fix MySQL Workbench Connection Refused on Mac

When MySQL Workbench on Mac shows 'connection refused', it usually means the MySQL server isn't r...

How to Fix 'npm command not found' on Mac

Remote Desktop Cache Location and Cleanup Guide

If Remote Desktop (RDP) connections are slow, fail to load, or show stale credentials, cached fil...