Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Windows Activation Stuck on Activating Screen

You're trying to activate Windows, but the activation screen just sits there saying "Activating" ...

Fix Windows Search Service Not Running Error

When you see a message like “Windows Search service is not running” in the search box or in setti...

Check If Your Windows License Is Retail or OEM

If you're troubleshooting activation issues or planning to transfer Windows to a new computer, kn...

Checklist for Troubleshooting Windows Defender Configuration Issues

Windows Defender (now Microsoft Defender Antivirus) sometimes fails to apply settings or behaves ...

Fixing Git SSL Certificate Problem with Self-Signed Certificate

You try to clone a repository or push code, and Git throws an error like fatal: unable to a...

SSH Permission Denied (Publickey) on EC2: Setup Fixes
If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...