http://en-us-mcafee.com/
mcafee.com/activate
McAfee software cannot be used with other antivirus software’s that are already installed on your system; you have to uninstall that software first from your system. Create an account on McAfee website at mcafee.com/activate and then go through the downloading, installing and activating the process. McAfee activation is important if you want to use this antivirus. In case you have a McAfee account on mcafee.com/activate, you will get the product key on the registered email address.