Norton Antivirus 2009, v16, 3PC, Upgrade, SP, Antivirus security, Upgrade, Spanish, PC, CD, 150 MB Norton Antivirus 2009, v16, 3PC, Upgrade, SP. Minimum storage drive space: 150 MB, Minimum RAM: 256 MB. Software type: Upgrade https://www.gadgetspeak.com/gadget/article.rhtm/130123/578933/Symantec_Norton_AntiVirus_2009.html For those who feel that they do not want the full protection and functionality offered by Norton Internet Security 2009, Symantec has released Norton AntiVirus 2009 with AntiSpyware (NAS 2009). ... http://www.computeractive.co.uk/pcw/review/1923131/norton-antivirus-2009-security If you’re happy using the Windows firewall or have another dedicated solution you’re sticking to, anti-virus and anti-malware software is a must to shore up system security.Symantec has been at the forefront of this technology for some time and Norton ... Comprehensive degree of protection; effective scanning tools; easy to use, Still a little resourcehungry; expensive, Despite the price NAV2009 should be considered one of the most effective anti-virus/anti-spyware tools on the market... https://www.pocket-lint.com/review/70800-norton-anti-virus-2009-review Excellent level of protection, easy to use, speedy scans and reduced impact on system performance Very expensive If money is no object this is the AV solution to have, but many users might find more value from all-in-one security suites on offer from rivals...