Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Windows Search Error 0x80070490: Cannot Connect

If you see "Windows Search cannot connect" with error code 0x80070490, it usually means the Windo...

Fix VSCode Debugger 'launch.json Not Found' Error

You open the Run and Debug view in VSCode, click the green play button, and get an error: "launch...

How to Fix Outlook Not Receiving Emails

If Outlook stops receiving new emails, the problem is usually one of a few common issues. This gu...

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

Fix 'Windows Update Command Not Found' in PowerShell

You open PowerShell, type a Windows Update command like Get-WUInstall or wuauc...

Fix Windows Defender 504 Gateway Timeout & Permission Denied Errors
You open Windows Defender Security Center and see "504 Gateway Timeout" or "Permission Denied" er...