Checklists for software errors, setup, and tool workflows.

Fix Windows Defender DNS Error on Windows 10

If you see a DNS error in Windows Defender on Windows 10, it usually means the app can't reach it...

Fix 'Windows Security Application Not Found' on Ubuntu

When running Windows applications through Wine or PlayOnLinux on Ubuntu, you might see an error l...

Set PowerShell to Auto-Start as Administrator on Boot

If you need PowerShell to launch with admin rights every time you boot your Windows machine—for r...

Fix Command Prompt Not Working in Windows 10

You click the Command Prompt shortcut or type cmd in the Run dialog, but nothing hap...

Windows Activation 502 Bad Gateway: Troubleshooting Checklist

If you're seeing a '502 Bad Gateway' error when trying to activate Windows, the problem is usuall...

Windows Activation Error Troubleshooting Checklist: Step-by-Step

Common Activation Error Types

Windows activation errors usually appear as a watermark on ...