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

Fixing WinRAR Checksum Errors When Extracting RAR Archives

You're extracting a RAR archive and WinRAR stops with a "checksum error" message. This usually me...

Why Remote Desktop Is Slow on Local Network and How to Fix It

You’re sitting in the same building, connected to the same router, and yet your Remote Desktop se...

Fix Windows Activation Service High CPU Usage on Windows 10

If you notice your Windows 10 system running slowly and Task Manager shows high CPU usage from 'W...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Set Chrome Path in Terminal

If you need to launch Chrome from the terminal or use it for scripting, you must have the correct...

Fix Outlook Port Already Allocated After Update

After a recent Outlook update, you might see an error like "Port already allocated" when trying t...