"We (Microsoft) designed Windows 7 to simplify the things you do every day, work the way you want, and make some exciting new things possible." - Microsoft website
Windows 7 is a version of Microsoft Windows, a series of operating systems produced by Microsoft for use on personal computers, including home and business desktops, laptops, netbooks, tablet PCs, and media center PCs. Windows 7 was released for general retail availability on October 22, 2009, following its predecessor, Windows Vista. (adapted from Wikipedia)
Additional Requirements to Use Certain Features
Departments may purchase this software through the ITS Site License Office. Users can purchase this software for personal use from a computer software retailer that sells Microsoft products.
In Windows 7, click the Start button, click All Programs, and click Windows Update.
Alternative: Open Internet Explorer to the Microsoft Windows Update website to download the latest Microsoft Windows updates.