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

How to Fix Dependency Conflicts with Windows Defender Service

If Windows Defender won't start or you see errors about a dependency conflict, the issue often li...

Fix Microsoft Teams Microphone Not Working in Windows 11

If your microphone stops working in Microsoft Teams on Windows 11, the problem is usually a permi...

How to Kill a Process Using a Port in Command Prompt

When you try to start a local server or application and see an error like "port already in use" o...

How to Fix Command Prompt Crashing on Open

You click Command Prompt, the window flashes for a split second, then disappears. This can happen...

Fix MongoDB Authentication Failed Permission Denied Error