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

Fix Chrome Not Opening Automatically at Boot on Windows

You set Chrome to open automatically when you boot your PC, but it doesn't. This is a common issu...

MongoDB Authentication Failed Error 18: Causes and Fixes

When you see MongoDB AuthenticationFailed (error code 18), it means the server r...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Fixing Windows Security Proxy Configuration Issues

When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...

How to Set Up Command Prompt Offline in Windows 10

If you need to set up Command Prompt on a Windows 10 machine that has no internet access, the pro...

Fixing Microsoft Teams DNS Permission Denied Errors

When Microsoft Teams fails to connect and shows a 'DNS permission denied' error, it usually means...