One can buy Norton from retail store or online. Now Symantec has started distributing product activation keys in the form of retail card. One has to scratch the Norton retail card to see the product activation key and go to the website norton com setup. Than type the information to download, setup and install the Norton software on the computer. Here at superb support we offer support to install and setup the software on the digital device in case one faces any trouble or problem to install the software.