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

Fix Nginx 502 Bad Gateway Behind Cloudflare

If you're seeing a 502 Bad Gateway error on a site that uses both Nginx and Clou...

Fix Windows Update Stuck at Blank Screen During Automatic Repair

You're running Windows Update, and after a restart, the screen goes blank—no cursor, no logo, jus...

Windows Terminal Blank Screen: Diagnostic Checklist

You launch Windows Terminal and see nothing but a blank window—no cursor, no prompt, just an empt...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

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

Microsoft Store Proxy Error Setup Guide

You're setting up the Microsoft Store and see a proxy error—something like "Can't connect to the ...

How to Fix Microsoft Store Dependency Conflicts with Software Tools

When you try to install or update an app from the Microsoft Store, you may see an error about a d...