Windows is an operating system which is developed by Microsoft and it is designed to be used on personal computers, including business and home desktops, tablet PCs, laptops and media center PCs. Vista features an updated graphical user interface, multimedia tools including Windows DVD maker, redesigned networking, and audio, print and display subsystems. Windows increase the level of communication between computer machines on home networks by employing peer-to-peer technology. This simplifies file and media sharing between computer and devices. Windows operating system was also designed to increase overall system security.