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

How to Fix Microsoft Store Error 404 (Not Found)

If you see a 404 error when trying to open an app or page in the Microsoft Store, it usually mean...

How to Configure Windows Update for Metered Connection

If you're on a cellular or capped broadband connection, Windows Update can eat through your data ...

Fixing Remote Desktop Invalid Configuration for Network Level Authentication

When you try to connect to a remote computer using Remote Desktop (RDP) and see an error like "An...

How to Set Up Windows Terminal with Custom DNS

If you're using Windows Terminal and want to use custom DNS servers (like Cloudflare's 1.1.1.1 or...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

How to Backup Microsoft Teams Data Before Uninstall

If you need to uninstall Microsoft Teams—perhaps to fix a persistent issue or free up space—you'l...