Windows 1.0 officially released to the public 40 years ago today (November 20), and despite its age, still has some common similarities with what users can expect from the operating system today.

Members of the Windows 1.0 team at their 40-year reunion this week. L-R, kneeling/sitting: Joe Barello, Ed Mills, Tandy Trower, Mark Cliggett, Steve Ballmer (holding a Windows 1.0 screenshot) and Don ...

In the annals of PC history, IBM’s OS/2 represents a road not taken. Developed in the waning days of IBM’s partnership with Microsoft—the same partnership that had given us a decade or so of MS-DOS ...

In context: The early 1990s were tumultuous years for the home computer operating system market. Major corporations were vying for dominance in the emerging GUI-based paradigm, with Microsoft poised ...