B efore Windows introduced its modern GUI system, Microsoft was well-known for its iconic command-line operating system, MS-DOS (Microsoft Disk Operating System) throughout the 1980s and early 1990s.

That first operating system was called MS-DOS -- for Microsoft Disk Operating System. It required people to type instructions to complete tasks such as running programs and deleting files.

Its success was driven by its integration with the Windows operating system. Today, Microsoft 365, the cloud-based version of the Office suite, commands a market share of 30% in the productivity ...

It was called the Microsoft Disk Operating System — MS-DOS, for short. A manual required to operate MS DOS, on display at a vintage computer festival in Seattle.

1981 – In August, Microsoft releases its new operating software Microsoft Disk Operating System (MS-DOS). It begins running on IBM personal computers – a seminal moment for the company’s ...

Via a January 22 blog post, Microsoft is providing more details about the system requirements for its Office 2010 suite, due out by June 2010.The bottom line: If your PC can run Office 2007, it ...

Microsoft, in collaboration with IBM, has announced that it is open-sourcing MS-DOS 4.00 as the two worked together on the underlying code. MS-DOS or Microsoft Disk Operating System was first ...

Microsoft just made it feasible to install Windows on a small capacity solid state drive (SSD) or hard drive with not much space left. Using a new deployment option called Windows Image Boot, or ...

Satya Nadella's elevation to CEO and co-founder Bill Gates' decision to relinquish his chairmanship at Microsoft Corp marks a changing of the guard at a 39-year-old company that fueled the PC ...