Microsoft Windows 7 is an operating system from Microsoft . It was published on 22 October 2009 and the next version of Microsoft Windows Vista.While the company an operating system version, code-named Longhorn developed, which later was released as Windows Vista, Microsoft first began under the code name Blackcomb , from 2006 as Vienna , the development of subsequent versions. In October 2008, the manufacturer name for Windows 7 is known as the successor of Windows Vista system.
windows 7 logo
The first pre-release was on 28 September 2008 to the participants of the PDC distributed. At the Consumer Electronics Show 2009, on 7 Began in January, was a beta version today officially opened for MSDN and TechNet members, and then on 9 January, the public, available for download (build 7000). More