Norton Antivirus software from Symantec defends your computer against detected viruses spyware bots worms and more while minimising performance impact or getting in your way. Improved Norton Antivirus Protection System features multi-layered protection technologies that work together to proactively block attacks and detect and remove threats before they can harm your PC. Symantec Norton Antivirus software key technologies: -Anti Virus -Anti Spyware -Norton Pulse Updates -Bot Protection -Anti Rootkit -NEW Norton(tm) Insight Network -NEW Norton Download Insight -NEW Norton File Insight -NEW Norton Threat Insight -Vulnerability Protection -NEW! SONAR(tm) 2 Behavioral Protection -NEW! Norton System Insight Why choose Symantec Norton Antivirus software? -Free 24x7 support by phone email live chat or online knowledge base -Automatically downloads protection updates and new product features as they become available during your service period -Maps your home network so you can see every device that is using it -Helps keep your PC running at top speed -Combats today''s rapid-fire attacks Protection without disruption -Smart Scheduler conducts scans and other tasks only when your PC is idle -Automatically switches to Silent Mode with no alerts scans or updates when you watch movies or play games in full-screen mode -With the Norton Automatic Renewal Service your yearly subscription can be automatically renewed for uninterrupted protection Provides info on threats downloads and files -NEW! Norton Download Insight warns you of dangerous downloads before you install and use them -NEW! Norton Threat Insight tells you if threats were detected what actions threats attempted to perform on your system and how Norton Antivirus software eliminated those threats.