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

MongoDB Authentication Failed: Setup Guide and Fixes

If you're seeing 'Authentication failed' when trying to connect to MongoDB, you're not alone. Thi...

Microsoft Teams Setup Guide for Windows 11

Setting up Microsoft Teams on a new Windows 11 machine is usually straightforward, but a few hicc...

How to Fix Nginx 404 Not Found Error

Seeing a 404 Not Found error in Nginx often means the server is running but can't locate the requ...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

How to Fix a Stuck Windows Security Virus Scan

You start a Windows Security scan, and it sits at the same percentage for minutes—or even hours. ...

Set Up Outlook Proxy for Exchange: Step-by-Step

When Outlook can't connect to Exchange, a misconfigured proxy is often the culprit. This guide wa...