While using Norton Antivirus you need to upgrade it, to enjoy the full features of Norton Security. It is very important to upgrade the Norton Antivirus; you can do it by yourself. I would discuss some Steps to upgrade your antivirus in this video. Watch this video to know Norton Live Upgrade Steps. If you feel that you are unable to upgrade your Norton antivirus then you can call us at our Norton Support Number +61 1800-431-295 (Australia). For more details visit our website http://norton.supportnumbersaustralia.com