Microsoft’s OEM branded computers come with pre-installed and pre-activated copies of Windows 7 and you can simply plug-in to get going with this latest operating system from Microsoft. However, if you have just downloaded a copy of Windows 7 or have got a Windows 7 DVD and trying to activate it, you might get confused since Microsoft has changed the user interface and activation methods.

Microsoft has started online activation of Windows 7 copies just to protect itself from any kind of abuse. If you don’t know how to activate Windows 7 product key, then Microsoft will help you in this. If you have not used any Windows 7 crack and using a legitimate product key, then follow the below Windows 7 product key activation tutorial. This video has been prepared by Microsoft to help Windows 7 users in activating their product keys.

This video tells the top 7 things that you should know about Windows 7 activation. You can also download a PowerPoint presentation file (PPT) here and refer to it.