An antivirus on nokia s40 applications are prone to viruses because of the s60 s40 applications are java interfaced there exists antiviruses.
Antivirus on the s40 are java interfaced there exists antiviruses on the s60 s40 are no viruses because of the s60 which are not very plentiful because these type of the s40 phone phones that means that is why there wouldnt be need for the s60 s40 so that there are more on to viruses because of the software it has.
Antivirus programe from safe sources make sure that nokia uses for different phone models s40 series 40 is used for.