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

Windows Terminal Network Error: Not Connecting – Fixes

You launch Windows Terminal, type a command that needs network access, and get an error: "Network...

Fix Microsoft Store Token Expired Error

You open the Microsoft Store and see an error about an expired token. This usually means your aut...

Fix Windows Security Version Mismatch on Windows 10

If you see a "version mismatch" error when opening Windows Security on Windows 10, it usually mea...

Fix Chrome Tunnel Connection Failed Error

When you see "Tunnel connection failed" in Chrome, it usually means the browser couldn't establis...

Fixing Windows Terminal Error 0x80070002: File Not Found

When you see error code 0x80070002 in Windows Terminal, it usually means the sys...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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