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Windows 7 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009. [9] It is the successor to Windows Vista, released nearly three years earlier.
All editions support 32-bit IA-32 CPUs and all editions except Starter support 64-bit x64 CPUs. 64-bit installation media are not included in Home-Basic edition packages, but can be obtained separately from Windows. According to Microsoft, the features for all editions of Windows 7 are stored on the machine, regardless of which edition is in use.
Windows 1.0, the first independent version of Microsoft Windows, version 1.0, released on November 20, 1985, achieved little popularity. The project was briefly codenamed "Interface Manager" before the windowing system was implemented—contrary to popular belief that it was the original name for Windows and Rowland Hanson, the head of marketing at Microsoft, convinced the company that the ...
t. e. Windows Vista —a major release of the Microsoft Windows operating system —was available in six different product editions: Starter, Home Basic, Home Premium, Business, Enterprise, and Ultimate. [1] [2] On September 5, 2006, Microsoft announced the USD pricing for editions available through retail channels; [3] the operating system was ...
t. e. Some of the new features included in Windows 7 are advancements in touch, speech [1] and handwriting recognition, support for virtual hard disks, support for additional file formats, improved performance on multi-core processors, [2] improved boot performance, and kernel improvements.
Windows on Windows. In computing, Windows on Windows (commonly referred to as WOW) [1] [2] [3] was a compatibility layer of 32-bit versions of the Windows NT family of operating systems since 1993 with the release of Windows NT 3.1, which extends NTVDM to provide limited support for running legacy 16-bit programs written for Windows 3.x or earlier.
Windows Vista. Windows Vista is a major release of the Windows NT operating system developed by Microsoft. It was the direct successor to Windows XP, released five years earlier, which was then the longest time span between successive releases of Microsoft Windows.
Windows 11 is the first non-server version of Windows NT that does not support 32-bit platforms. 64-bit platforms. The 64-bit versions of Windows NT were originally intended to run on Itanium and DEC Alpha; the latter was used internally at Microsoft during early development of 64-bit Windows.