An activation code is a unique set of characters that comes in 4 blocks separated by a hyphen(-). Each block comprises of 5 characters which can be a combination of letters and numbers, which comes to a total of 20 characters (XXXXX-XXXXX-XXXXX-XXXXX).
If you have installed Kaspersky Internet Security 2013, but you do not have an activation code to activate the application, then you can purchase a commercial license and activate the application.
Activation codes are created for each Kaspersky Lab product separately.
If you have purchased Kaspersky Internet Security 2013 via the eStore, the activation code will be sent to the e-mail address you have specified when making the order.
In Kaspersky Internet Security 2013 you can add a new activation code besides an active license.
When a few days remain until your license expires, you can renew your license for Kaspersky Internet Security 2013 and add a new activation code to the application as a reserved activation code.
Once your license expires, a new activation code will be automatically activated with no disruption of your security.
But if the current license has not expired yet and you click the Activate now button, then the remaining license validity period will be lost.
You can activate Kaspersky Internet Security 2013 using the following methods:
If the option Activate trial version is not available, it means the trial version was already installed or is installed now.
Once the product is activated, a license number and not an activation code is displayed in the Licensing window. Remember, that a product can be activated with an activation code, that is why do not lose it and better add it to My Kaspersky Account.
The Activation Wizard will download and install a key file automatically. Read the articles below, to know more about commercial version activation:
If you lost, deleted your activation code or it has expired prematurely, then you can restore it the following ways:
If you purchased Kaspersky Internet Security in the eStore, then you can find the necessary contact information to restore your activation code in the Customer Care Center.
You can find the information how to manage My Account in FAQ for My Account.
An unused activation code can be activated at any time, but the license will begin to expire on the day of initial activation. The license validity period is calculated since the first activation (i.e. once an activation code is activated on any of the two computers it was purchased for).
This information does not refer to trial activation codes which go on CD-disks in magazines. Validity period of trial activation codes is restricted.
When a commercial activation code expires (this type of code is valid for a year or more), Kaspersky Internet Security 2013 will continue working with restrictions (for example, Parental Control and Safe Money will stop functioning) and will not update databases of known threats. I.e. the application will continue to disinfect infected objects / filter spam, but with the databases which were downloaded on the last day of your activation code validity.
Even if you manage to download the databases manually and try to install these to the product, the product will stop functioning at all.
You cannot prolong the license validity period of a commercial activation code by adding a trial activation code. No trial activation code can be added to the product once a commercial activation code was installed.
When a trial activation code expires (a trial activation code is valid for one month), Kaspersky Internet Security 2013 stops functioning (protection will be disabled and the databases will not be updated).
You cannot install two or more trial activation code on your computer concurrently/ in turn; as the validity period of another trial activation code will not either overlap or prolong the license validity period of the first trial code.
To restore the product’s functionality when any activation code has expired you should simply add a new commercial activation code into the product. You do not have to reinstall the application.
In order to know the license expiration date, perform the following actions:
In order to view detailed license information, perform the following actions:
The expiration date of your license is also displayed in the tab My Codes of My Kaspersky Account.
If an active license for Kaspersky Internet Security 2013 has not expired yet, then if you activate a new license, remaining days of your current license will be lost. Thus, you will not be able to use remaining days of your current license on the computer.
When migrating to Kaspersky Internet Security 2013 the remaining license period for Kaspersky Anti-Virus or Kaspersky PURE 2.0 will not be added to license validity period of Kaspersky Internet Security 2013. At the same time, the license validity period for Kaspersky Anti-Virus/Kaspersky PURE 2.0 will continue decreasing. You can use the remaining days of the license validity period of Kaspersky Anti-Virus/Kaspersky PURE 2.0 to protect another computer.
If you do not wish to lose remaining days of your current license, you can add a new license as a reserved license. Once your active license expires, reserved license will be activated automatically.
Before you update or reinstall the OS, make sure that:
After the OS reinstallation, you are recommended to perform the following steps:
If you divided your hard drive into several partitions with different operating systems installed, then you can use one activation code to activate several copies of a Kaspersky Lab product on the operating systems, which are installed on the same computer.
Kaspersky Internet Security 2013 can be activated by activation codes purchased in the region where the product will be used.
Activation error 4:1 may appear if you try to activate your application with an activation code in one region (country), but the activation code you use is intended for use in another region (country). For example, you bought Kaspersky Internet Security 2013 via E-Store in India, but you try to install and activate the application in the United Kingdom.
In order to eliminate the problem, you need to install and activate your Kaspersky Lab product in the region (country), where you bought the application.
If you want to use this license on more computers, then to increase the number of licenses, contact either eStore or your nearest partner.
Try now our premium PC protection from all Internet threats. For Free.
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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