You can activate Kaspersky Internet Security 2013 using the following methods:
In order to activate a commercial version of the program, perform the following actions:
In order to activate the application from the main window, perform the following actions:
If you bought one license for a number of computers (2 or 5) then installation and activation of Kaspersky Internet Security 2013 is the same for all computers, on which you want to install and activate the product.
Use the activation code you received to activate Kaspersky Internet Security 2013 on all computers for which you purchased the license.
It means you may have entered your activation code incorrectly. An activation code should be entered from the keyboard in Latin ONLY, without hyphens. The program calculates the number of the entered symbols and automatically moves the cursor into the next field.
Check if the activation code is entered correctly and if needed, enter it once again.
If the error keeps repeating, contact Kaspersky Lab Technical Support by sending a request via My Kaspersky Account service. In your request give detailed description of your problem. You can find the information on how to manage My Account in FAQ for My Account.
What is an activation code of Kaspersky Internet Security 2013Where can I download Kaspersky Internet Security 2013?How to purchase Kaspersky Internet Security 2013
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)
*Installation under Windows 8.1 is not supported by the current version.
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