Checklists for software errors, setup, and tool workflows.

Fix Windows Security Version Mismatch Permission Denied

You might see a 'version mismatch' or 'permission denied' error when opening Windows Security, ru...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Windows Defender Threat Service Stopped After Update

After a Windows Update, you might see a yellow warning in Windows Security saying "Threat service...

Windows Activation Backup & Restore Troubleshooting Checklist

If you've ever reinstalled Windows or swapped a motherboard, you know the activation headache tha...

Stop BitLocker Asking for Password at Boot

If your Windows PC prompts you for a BitLocker password every time you boot up, you're likely usi...

How to Fix Windows Security Version Mismatch Configuration Error

You may see a “version mismatch” or “configuration error” in Windows Security (formerly Windows D...