Originally Posted by pavitrabalse07
Kaspersky is the best antivirus
No it isn't. A couple of years ago I installed it on two computers and within a month Kaspersky wanted 100%+ of the CPU on each. The only way to actually use the computers for anything was to turn Kaspersky off - which I did piece at a time every couple of days as the part that was still running decided to claim more resources.
The best aspect of Kaspersky is that they will refund your money when you discover that each component wants your entire CPU.
Anyway the latest lists of which AV is the most effective no longer give Kaspersky the top spot.