When using a Kaspersky Anti-Virus 2012 the message "Your license has expired. To keep your protection up to date please renew the license. If you have already purchased the license please activate the application" might appear on the screen.
The message means that the license validity period for the installed Kaspersky Anti-Virus 2012 has already expired. However the product is fully-functioning, i.e. it continues to work but it does not update anti-virus databases anymore.
You can prolong the license for Kaspersky Anti-Virus 2012 products in the eStore by the link http://www.kaspersky.com/renew.
You can also prolong the license at the Kaspersky Lab partner in your city or country: http://www.kaspersky.com/buyoffline.
You will find more detailed information about how to correctly prolong and update the license in KB6359.
How to renew license for Kaspersky Anti-Virus 2012?How to activate a commercial version of Kaspersky Anti-Virus 2012?Trusted zone in Kaspersky Anti-Virus 2012
Release of antivirus database updates (required to protect your computer/server/mobile device)
Providing technical support over phone / web
Release of patches for the application (addressing detected bugs)
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