One of the more anticipated features of the Atari VCS is PC Mode, which allows you to install an operating system onto an external drive and boot your VCS as a PC. Our goal is to make the Atari VCS as open and flexible as possible while maintaining the best possible user experience across both PC Mode and Atari Mode.

How to create a Windows boot drive: https://atarivcs.com/content/PC-Mode-Create-Windows-Boot-Drive.pdf

How to create a Linux boot drive: https://atarivcs.com/content/Linux-Install-Guide.pdf