Microsoft “re-released” Windows 1.0 this week as part of a partnership with that Stranger Things show I have yet to binge on Netflix. While it’s free for you to download and play with—on Windows, of ...

How many versions were there? Microsoft entered the marketplace in August 1981 by releasing version 1.0 of the operating system Microsoft DOS (MS-DOS), a 16-bit command-line operating system The first ...