Before 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.
In context: Back in 1980, Tim Paterson was creating a new operating system he called QDOS or Quick and Dirty Operating System. The system was later renamed 86-DOS, as it was being designed to run on ...
On November 20th, 1985, a then not-so-big company called Microsoft announced that Windows was commercially available. Read the full story of the Microsoft operating system below. Windows 1 to 11: The ...
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