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 Command Prompt Auto Start Not Working on Windows

You set Command Prompt to launch automatically on Windows startup, but it doesn't appear. This gu...

Fix Windows Activation Cannot Connect to Organization Server

You see the error 'Windows can't activate. Can't connect to your organization's activation server...

Fix 'Path Not Found' Error in Windows 10 Command Prompt

When you type a command in Windows 10 Command Prompt and see 'The system cannot find the path spe...

How to Fix WinRAR Checksum Error and Configuration Settings

If you see a 'Checksum error' or 'CRC failed' message in WinRAR, the archive is likely damaged or...

How to Fix Windows Security Keeps Crashing

If Windows Security (formerly Windows Defender) keeps closing unexpectedly, you may see error mes...