From Kaspersky Lab products version 2011 you can easily migrate from one product to another without installation of the product you would like to migrate to. For example, if Kaspersky Internet Security 2011 is installed on your computer, you can migrate to Kaspersky Anti-Virus 2012 without downloading and installing Kaspersky Anti-Virus 2012.
In order to migrate to Kaspersky Anti-Virus 2012 from Kaspersky Intenret Security 2012, perform the following actions:
select Kaspersky Anti-Virus 2012 from the list of the products and click the Buy Now button
follow the instructions to make the purchase
when you receive an activation code, activate Kaspersky Internet Security 2012 with the code you purchased. The product will be automatically turned to Kaspersky Anti-Virus 2012.
If you activate Kaspersky Anti-Virus 2012 from Kaspersky Internet Security 2012, license validity periods of two products are not summarized. You can purchase a new license for Kaspersky Anti-Virus 2012 via EStore or from our partners.