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, ...

Tony Smith puns it up, with “Kudos to QDOS”: On 27 July 1981, Microsoft gave the name MS-DOS to the…operating system it acquired on that day from Seattle Computer Products (SCP). … The company had ...

The reason Microsoft became so big comes down to the best deal ever made in the history of computing, between the fledgling software company co-founded by Bill Gates and the behemoth hardware giant ...

Microsoft has released the MS-DOS 4.00 source code, binaries, disk images, and documentation. The source code, which is nearly 45 years old, has been released under the MIT license, allowing tinkerers ...

In context: Back in 1980, Tim Paterson was creating a new operating system he called QDOS or Quick and Dirty Operating System. The system was later renamed 86-DOS, as it was being designed to run on ...

Without Microsoft, the world of modern computer technology would not be the same as we know it. Next year, Microsoft turns 50 years old, so it’s worth looking back at the megacorporation’s significant ...

What comes to mind when you look back at the history of Windows? Is it the iconic logos, the ever-changing Start menus, or maybe the introduction of Live Tiles? The story of Microsoft’s flagship ...

Do you still long to run WordPerfect 5.1, Lotus 1-2-3 4, or Doom on DOS? Well, if you do, there's a new way to revisit the PC world of the 1980s: The newly open-sourced PC-MOS/386 v501. PC-MOS, for ...

SAN FRANCISCO — Nostalgic for MS-DOS, anyone? How about 'early 90s-vintage Word? Microsoft on Tuesday "dusted off" the source code for early versions of the iconic MS-DOS operating system and ...

This could be the tech world’s version of a conviction being overturned by new DNA evidence. A forensic analysis conducted for the latest issue of IEEE Spectrum magazine appears to have answered one ...