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...

Fix Windows Terminal Config File Not Saving

You edit your Windows Terminal settings, click Save, and the changes vanish. Or you restart the a...

Resolve 502 Bad Gateway Using Command Line Tools

A 502 Bad Gateway error means a server acting as a gateway or proxy received an invalid response ...

Fixing Node Version Mismatch When Running Create React App

When you run npx create-react-app my-app and see errors about an unsupported Node.js...

How to Fix Windows Security Invalid Configuration Errors

You open Windows Security and see a yellow warning: "Invalid configuration" or "Page not availabl...

Fix Chrome 504 Gateway Timeout When Using a VPN