Software comparisons, alternatives, and tool decision notes.

How to Fix Nginx Permission Denied Errors

If you see 13: Permission denied in your Nginx error log, Nginx cannot read a file o...

Fix PowerShell Execution Policy Restricted by Group Policy

When you try to run a PowerShell script and see an error like 'execution policy restricted' or 'c...

Windows Update Checklist After Clean Install

After a clean install of Windows, you may find that Windows Update fails, hangs, or takes forever...

How to Fix Windows Security Connection Refused Error

You open Windows Security and see a "Connection refused" error when trying to update virus defini...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Windows Defender High CPU Usage in Windows 10

If you notice your PC slowing down and the fan spinning up, Windows Defender might be using more ...