1. Open the main application window and click .

   The Licensing window opens.

2. In the Licensing window, click Try.
3. In the Activate Trial Version window, click Activate Trial Version.

   Kaspersky Endpoint Security connects to Kaspersky activation servers and sends data for verification. If verification is successful, the application receives and adds a key for the free trial version.

   Click Continue to complete activating the application.

   Important: A trial version of Kaspersky Endpoint Security can be activated only if the application has not been previously activated on the computer.

1. Open the main application window and click .

   The Licensing window opens.

2. In the Licensing window, click Activate.
3. In the window that opens, enter the activation code that you received when purchasing Kaspersky Endpoint Security.
4. Click Activate.

   Note: An activation code is a unique combination of twenty Latin letters and numbers in the form xxxxx-xxxxx-xxxxx-ххххх.

   The application connects to Kaspersky activation servers and sends the activation code to verify its authenticity. If the activation code is successfully verified, the application automatically receives and adds the license key.

5. Click Continue to complete activating the application.

   Note: Depending on the activation code that you have received, you may need to fill out a registration form.

If activation code verification fails, a corresponding notification is displayed. In this case, contact the software vendor that supplied you with this activation code.