You can activate Kaspersky Application with the activation code purchased via the subscription service. In the Licensing window which opens, just click on Activate the application. In the Activation window, enter the activation code which you get while purchasing the license. If you don’t have that then, call on Kaspersky Customer Service Contact Number UK to get reliable support from the technicians. When you get your license key then, click on Activate option, and in the activation window just click on Finish. While doing these steps, make sure that you are using a strong and stable internet connection.