October 20, 2020 10:36 AM EDT
There are several versions of Microsoft Windows, and the most common are Vista, XP, Windows 7 Professional and Windows Server. However, it is important to note that each version of Windows has a number of unique advantages over others windows 7 professional product key free 2018. If you are new to computers and would like to use a software program that will help you learn about computers, it is recommended that you use Microsoft's own operating system, Windows.