Checklists for software errors, setup, and tool workflows.

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Fix PowerShell High CPU by Adjusting Configuration Settings

If you notice PowerShell using 30-100% CPU for extended periods, it's often caused by misconfigur...

Fix Windows Defender Threat Service Stopped & No Internet

You open Windows Security and see 'Threat service has stopped. Restart it now.' At the same time,...

Fix npm install ENOTFOUND package.json Error

When you run npm install and see an ENOTFOUND error, it usually means n...

Windows Activation Failed to Start Windows 10 Troubleshooting Checklist

If you see the error 'Windows activation failed to start Windows 10' when trying to activate, it ...

Fix Certbot Nginx Plugin SSL Certificate Renewal Failures

When the Certbot Nginx plugin fails to renew SSL certificates, you might see errors like ur...

Fix Windows Update Error 0x80070643: Practical Steps
You run Windows Update and get error 0x80070643. The update fails, often with a generic message. ...