Windows 7 is the latest public release version of , a series of produced by Microsoftfor use on , including home and business desktops, laptops,netbooks, tablet PCs, and media centerPCs.[3] Windows 7 was released to manufacturing on July 22, 2009,[4] and reached general retail availability on October 22, 2009,[5] less than three years after the release of its predecessor, Windows Vista. Windows 7's server counterpart, Windows Server 2008 R2, was released at the same time.Unlike its predecessor, which introduced a large number of new features, Windows 7 was intended to be a more focused, incremental upgrade to the Windows line, with the goal of being fully compatible with applications and hardware with which Windows Vista is already compatible.[6]Presentations given by Microsoft in 2008 focused on multi-touch support, a redesigned Windows Shell with a newtaskbar, referred to as the Superbar, a home networking system called HomeGroup,[7] and performance improvements. Some applications that have been included with prior releases of Microsoft Windows, including Windows Calendar, Windows Mail, Windows Movie Maker, and Windows Photo Gallery, are not included in Windows 7;[8][9] most are instead offered separately as part of the freeWindows Live Essentials suite.________________________________________________________________________________________________garden lights, landscape lighting and this is also help yopu aquarium light
