Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

How to Fix an Outlook File Locked Due to Sync Issue

You try to open Outlook and see a message that your data file (.pst or .ost) is locked. Often thi...

Fix PowerShell 502 Bad Gateway Certificate Errors

When you run a PowerShell script that makes an HTTPS request, you might see a 502 Bad Gateway err...

Fix Outlook Stuck in Offline Mode on Windows: Practical Steps

You open Outlook and see "Working Offline" in the status bar, even though your internet is fine. ...

Fix PowerShell Not Running as Admin in VS Code Permission Denied

You open the VS Code integrated terminal, select PowerShell, and try to run a command that requir...

Fix 'PowerShell Is Not Recognized' Error on Windows

You type a PowerShell command in Command Prompt or a script and see: 'powershell' is not re...

Fix 502 Bad Gateway When Windows Search Not Working
You open Windows Search, type a query, and instead of results see a 502 Bad Gateway error. This u...