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

Microsoft Store Proxy Error: Step-by-Step Checklist

If you see a proxy error in Microsoft Store, the app can't connect to the internet. This usually ...

Fix Windows Security Error 404 After Update

After a recent Windows update, you might see an error 404 when opening Windows Security. The app ...

Command Prompt Command Not Found Troubleshooting Checklist

When you type a command in Command Prompt and get 'not recognized as an internal or external comm...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

OBS Black Screen Troubleshooting Checklist

You launch OBS Studio, start a scene, and the preview shows a black screen. This is one of the mo...

Microsoft Teams Camera Setup Checklist for New Users

If your camera isn't working in Microsoft Teams, you're not alone. This checklist walks through t...