Best antivirus for laptop
I have purchased new compaq lapton.They have provided me with preinstalled norton antivirus but I am having problem with norton updates,as I have tried it many times but it is not getting updated.I want to know which is the best anti virus for my laptop,is there any other way to update my norton antivirus,how can I download free versions of antivirus for my laptops,and if I want to buy new antivirus programe.. how can I buy it and for how many days it work and appoximate price of product... thank you.
Dr Somesh Kakade