Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix PowerShell Auto-Start 'Permission Denied' Error

You set a PowerShell script to run automatically at startup, but instead of running, you see a 'P...

Fix Windows Defender 504 Gateway Timeout Error

You open Windows Security and see a '504 Gateway Timeout' error. This usually means Windows Defen...

Outlook Rules Not Running Automatically: Fix Guide

You set up rules to organize incoming mail, but they don't run automatically. Messages sit in the...

Fix Chrome Profile Version Mismatch by Creating a New Profile

You try to open Chrome and get an error like "Your profile cannot be loaded because it is from a ...

MySQL Connection Refused Authentication Error Checklist

You're trying to connect to a MySQL server and you get one of these: ERROR 2003 (HY000): Ca...

Windows Activation 502 Bad Gateway: Step-by-Step Fix
When you try to activate Windows and see a 502 Bad Gateway error, it usually means the activation...