Checklists for software errors, setup, and tool workflows.

Windows Security 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 Bad Gateway error when opening Windows Security, it usually means the app can't ...

Fix PowerShell Network Error: Could Not Establish Trust Relationship

When you run a PowerShell command that connects to a remote server over HTTPS, you may see the er...

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Fix 'Windows Defender Command Not Found' in Windows 10

You open Command Prompt or PowerShell, type something like MpCmdRun or Get-MpC...