This video describes how to activate your new copy of windows. When you get a new computer or install a new copy of windows you have to activate it within 30 days. When you activate windows the activation process gathers information about your hardware and activates your copy of windows. You will click on the button that says activate windows online. It may take a few minutes and then it will be activated once it gathers all of the information from your computer. This is simply a method of preventing misuse of copies of windows. That is all there is to activating windows.