[quote=xxlylexx]i tried it once one our desktop... before i was using avg free... it detects the viruses and said it deleted it... then after getting kaspersky... i scanned our pc... there i saw the viruses found by avg... [/quote] Oh. That's a new but the same virus infect your computer.Virus scatters of course ,thats why if it was deleted then he already scattered the virus in other file and was not detected by AVG because it was not deep scanned.