Checklists for software errors, setup, and tool workflows.

Fixing Chrome Service Unavailable Error on Linux

If you see a 'Service Unavailable' error in Chrome on Linux, it's usually a network or configurat...

How to Temporarily Turn Off Windows Security for Troubleshooting

If you're troubleshooting a stubborn app or driver issue, Windows Security (formerly Defender) mi...

Fix Windows Activation Connection Timeout After Network Change

If you recently changed your network—switched Wi-Fi networks, moved from Ethernet to Wi-Fi, or ch...

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 Connection Refused After a Windows Update

After a recent Windows update, you might see "Remote Desktop Connection Refused"...

Fix 'Command Prompt Not Found' Error After Windows Update

After a Windows update, you might see a '404 not found' error when trying to open Command Prompt,...