Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Chrome Proxy Authentication Failed Errors

When Chrome shows 'proxy authentication failed' or 'ERR_PROXY_AUTHENTICATION_FAILED', it usually ...

Fix Windows Search Not Indexing Files

You search for a file in Windows, but nothing shows up. The file is definitely there, but Windows...

GitHub Actions Workflow Not Triggering: Fixes & Checks

You've set up a GitHub Actions workflow, pushed a commit, and nothing happens. The workflow doesn...

Windows Activation Backup & Restore Troubleshooting Checklist

If you've ever reinstalled Windows or swapped a motherboard, you know the activation headache tha...

Fix Java JDK Not Recognized on Mac: Step-by-Step Guide

You've installed the Java Development Kit (JDK) on your Mac, but when you type java -versio...

How to Fix Chrome Extensions Not Loading or Showing
You install a Chrome extension, but it doesn't appear in the toolbar, or it's grayed out, or it j...