Checklists for software errors, setup, and tool workflows.

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Windows Update Pending Restart Not Showing Notification

You've installed Windows updates, but the usual restart notification in the system tray or Action...

Fix Windows Defender Rate Limit Errors After Update

If you see a rate limit error in Windows Defender after a recent update, it usually means the rea...

Fix Outlook 'Permission Denied' Error When Opening Attachments

When you try to open an attachment in Outlook and see a 'permission denied' error, it usually mea...

Fix Jupyter Notebook Token Not Working in VS Code

You enter your Jupyter notebook token in VS Code, but it fails to connect. The server log shows a...

MySQL Access Denied: Database User Permission Checklist

When you see ERROR 1045 (28000): Access denied for user 'username'@'hostname' (using passwo...