Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Before Windows, there was MS-DOS—that’s the Microsoft Disk ...

Microsoft veteran engineer Raymond Chen recently explained why the tech giant Windows 95's setup didn't install a miniature Windows 95, allowing it to be written as a 32-bit program.

Before Microsoft released MS-DOS, there was 86-DOS. Now version 0.1 is online thanks to a hobbyist’s archival work. By Andrew Paul Published Jan 5, 2024 2:13 PM EST Get the Popular Science daily ...

It's no joke. Microsoft and IBM have joined forces to open-source the 1988 operating system MS-DOS 4.0 under the MIT License. Why? Well, why not? That got Hanselman and Wilcox digging into the ...