FreeDOS is a freely available DOS-compatible operating system that has been developed by software enthusiasts since the end of MS-DOS in 1994. With FreeDOS, you can run DOS-based games or applications on your current PC again.

Yes, it's a detail you have to pay attention to. I've been tricked into ordering an O.S. and having to install everything ... if I'd looked harder I wouldn't have ordered this model.

Without operating system, is not easy to install and must still buy the licence