Checklists for software errors, setup, and tool workflows.

How to Reset Your Jupyter Notebook Token

When you try to open Jupyter Notebook and see a prompt asking for a token or password, you've lik...

Windows Activation Proxy Error: Complete Troubleshooting Checklist

When you see a Windows activation error that mentions a proxy, it usually means the activation cl...

Fix Windows Security Permission Denied Error

When you see 'access denied' or 'permission denied' in Windows, it usually means your user accoun...

How to Break a Task Scheduler Login Loop Without Rebooting

If Task Scheduler keeps asking you to log in repeatedly, or tasks fail with "The user account is ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix Remote Desktop Authentication Failed Error

You try to connect to a remote PC via Remote Desktop (RDP) and get an error like "An authenticati...