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 Command Prompt Proxy Error Sync Issues

When you see a proxy error while running commands in Command Prompt and your sync operations fail...

Checklist for PowerShell Command Not Found Issues

You type a command in PowerShell and get "not recognized" or "not found." It's a common frustrati...

Windows Security Update Not Installing After Reboot: Fixes

You restart your PC to finish installing a Windows security update, but after the reboot, the upd...

How to Fix Windows Defender Not Turning On

Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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