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

Command Prompt Setup Guide for Beginners

What is Command Prompt?

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

Fix PowerShell Connection Refused on Localhost

When you run a PowerShell command to connect to a service on localhost and get a 'connection refu...

Fix Microsoft Store Error 502 Bad Gateway After Update

After a recent Windows update, you open the Microsoft Store and see 'Error 502 – Bad Gateway'. Th...

Fix MongoDB Compass Connection Refused Error

When MongoDB Compass shows 'connection refused', it usually means the client cannot reach the Mon...

Why Windows Update Stuck at 100% and How to Fix It

You've waited for the update to finish, but the progress bar is stuck at 100% for what feels like...

How to Reset Microsoft Store Settings in Windows 11

If the Microsoft Store isn't loading, won't download apps, or throws errors like 0x80131500, a se...