Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix VSCode Extension Host Terminated Permission Denied

You're editing code in VSCode when the extension host crashes and shows 'Extension host terminate...

Fix 'PowerShell Not Recognized' Error on Windows

When you type powershell in Command Prompt or a script and see “powershell is not re...

Fix Windows Defender Connection Refused or Permission Denied Errors

If you see "connection refused" or "permission denied" when trying to start or update Windows Def...

Offline Command Prompt Configuration Checklist

If you're setting up Command Prompt on a machine with no internet connection, a few configuration...

BitLocker Authentication Failed During Setup: How to Fix

When enabling BitLocker on a new device or after a hardware change, you might see "Authen...

Windows Search Not Showing Files: Fixes That Work
You type a filename into the Windows Search box, but nothing shows up—or only old results appear....