For many years, professionals advised me Kaspersky Anti virus but a few months ago it did not know at all protect me from the new real threat that is all new malware ... I read tests on various internet sites that have oriented me Bitdefender then I downloaded the trial version and limited only in English and thank you Amazon! I could buy almost half price than direct download to PC 3 (the whole family) and 2 year license. It has an austere interface and application uninstall malwarebytes antimalware but after good ... he found several malware and some "mini" virus (which is a shame it is that we can not use the copy / paste to recover the guilty address ...), it seems much more effective than the old Kaspersky