As the forerunner to the graphical user interfaces in Microsoft’s Windows platform, MS-DOS helped set the stage for the company’s dominance in the PC software market. When MS-DOS was released in 1981, ...

Earlier this month, I spent a day working in the throwback world of DOS. More specifically, it was FreeDOS version 1.1, the open source version of the long-defunct Microsoft MS-DOS operating system.

FreeDOS is an open source operating system that allows you to run MS-DOS applications even though Microsoft stopped developing and supporting MS-DOS more than two decades ago. While FreeDOS has been ...

Right now, as I sit here typing these words, it is February of the year 2017. The words of which I speak? They are entirely about DOS. Yes—that DOS. The one that powered so many computers throughout ...

Reader Steve P. sends in this question: “I’m running Windows 2000 and want to upgrade my system BIOS. The instructions say to create a bootable disk with the format a:/s command. However, the /s doesn ...

Two big things happened in the world of text-based disk operating systems in June 1994. The first is that Microsoft released MS-DOS version 6.22, the last version of its long-running operating system ...