However, in 2014, Microsoft admitted losing the majority of the overall operating system market to Android, because of the massive growth in sales of Android smartphones. On PCs, Windows is still the most popular operating system in all countries. Īpple came to see Windows as an unfair encroachment on their innovation in GUI development as implemented on products such as the Lisa and Macintosh (eventually settled in court in Microsoft's favor in 1993). Microsoft introduced an operating environment named Windows on November 20, 1985, as a graphical operating system shell for MS-DOS in response to the growing interest in graphical user interfaces (GUIs). Defunct Windows families include Windows 9x, Windows Mobile and Windows Phone. Windows Server or Windows Embedded Compact/Windows CE). Active Windows families include Windows NT and Windows IoT these may encompass subfamilies (e.g. Each family caters to a certain sector of the computing industry. Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Windows 9x and earlier: Monolithic ( MS-DOS).Windows Embedded Compact/Windows CE: Hybrid.

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