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In 1983, Microsoft announced the development of Windows, a graphical user interface (GUI) for its own operating system (MS-DOS),
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Microsoft Windows 1.0 is introduced in November 20, 1985 and is initially sold for $100.00
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is initially sold for $100.00.
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Microsoft Windows 3.0 full version was priced at $149.95 and the upgrade version was priced at $79.95.
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Microsoft changes the name of OS/2 to Windows NT.
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with multimedia was released
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sells more than 1 Million copies within the first two months of its release.
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The number of licensed users of Microsoft Windows now totals more than 25 Million
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for Itanium 2 systems
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for Itanium systems
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Codenamed "Longhorn" will be named Windows Vista
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