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

Fix Microsoft Teams Microphone Not Working in Meeting

If your microphone stops working during a Teams meeting, it's often a quick settings or permissio...

Fix VirtualBox Kernel Driver Not Installed Error

When you try to start a virtual machine in VirtualBox and see "Kernel driver not installed (rc=-1...

Fix Windows Terminal 404 Not Found After Update

After a Windows Terminal update, you might see a '404 Not Found' error when trying to open it. Th...

Fix Microsoft Store Sync Issues on Windows 11

You open the Microsoft Store on Windows 11, but your app library isn’t updating, purchases aren’t...

Fix Microsoft Teams Authentication Failed Error

You open Microsoft Teams, try to sign in, and get an 'Authentication failed' error. This usually ...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...