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

Fix DNS Probe Finished NXDOMAIN with VPN Issues

When you see 'DNS probe finished NXDOMAIN' in your browser while a VPN is active, it mean...

How to Fix VS Code Terminal Not Opening

If you click the terminal panel in VS Code and nothing appears, or it opens but stays blank, the ...

Recover Lost Changes After Git Detached HEAD

You've made several edits, then checked out an old commit or tag, and now Git says you're...

Fix Windows Security App Not Opening Command Prompt

You click the Windows Security icon or try to launch it from Settings, but nothing happens. Or pe...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

How to Fix 'Git Remote Origin Already Exists'

If you see the error fatal: remote origin already exists when trying to run gi...