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

Microsoft Store 502 Bad Gateway: Troubleshooting Guide

You open Microsoft Store, try to download an app, and see a 502 Bad Gateway erro...

Fix Windows Store Stuck on Pending Download

You open the Microsoft Store, tap Download, and it just sits there on “Pending.” The progress bar...

Fix PowerShell 502 Bad Gateway Due to Proxy Configuration

If you're running PowerShell commands that make web requests—like Invoke-WebRequest ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Reduce Command Prompt Memory Usage: Practical Steps

If you notice the Command Prompt (cmd.exe) consuming more memory than expected—sometimes hundreds...

Fix Windows Activation Error Invalid Configuration

You try to activate Windows and see an error saying “invalid configuration”. Thi...