NOD32 Antivirus received the first branch of a program in the world for 5 years. Performance is quite good. Around 50 GB Hard Drive is completely full of the simplest viruses to undergo approximately 20 minutes. Kasmıyor both very fast system. Moreover, if you have an internet connection to update itself automatically doing. If you do not have an internet connection by going to the manufacturers website by downloading virus updates, virus updates, you can do yourself.