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 ...

Sun’s VirtualBox lets you install multiple operating systems, offering greater speed and ease of use than its competitors. Whether you prefer Linux, Windows, or Mac OS X, you can probably get almost ...

On November 20, 1985, over two years after it was first announced by Microsoft, the company finally released Windows 1.01. It was Microsoft's first attempt at a GUI PC operating system. Ten days ago, ...

PC-DOS 1.00 would lead to Microsoft becoming computing's top dog Microsoft continues to embrace open source. The source code and annotations provide insight into the operating system's earliest days.

The year was 1983. Microsoft was slowly becoming a well-known tech company in the PC space. Two years before, in 1981, Its MS-DOS operating system would be installed in the first IBM PC. It launched ...

Windows continues to be the most widely used operating system in the world, powering over a billion devices from personal laptops and desktops to workstations and enterprise machines. It is the ...

Microsoft open-sourced 86-DOS 1.00 source code on GitHub for its 45th anniversary, according to PCWorld, including kernel and PC-DOS development snapshots. This historically significant software, ...