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

How to Fix OBS Virtual Camera Not Showing Up

You've installed OBS Studio, set up your scenes, and want to use the virtual camera in Zoom, Disc...

How to Fix PowerShell 502 Bad Gateway Error

When you run a PowerShell command that calls a web service (like Invoke-RestMethod o...

Chrome File Locked by Extension: Fixes and Checks

If you see a message like "File locked by extension" in Chrome, it usually means an extension has...

Fix Microsoft Store Error 0x80073cf0: App Won't Start

When you try to open the Microsoft Store and see error code 0x80073cf0, the app either fails to s...

Fix Windows Defender Network Error After Update

After a Windows Update, you might see a network error in Windows Defender, often with a message l...

GOPROXY Environment Variable Configuration Guide