Right-click in the console tree and select Properties . Go to the License keys section. In the Active license key block, click Modify . Select the desired key from the repository and click OK . 3. Distributing Keys to Managed Computers
Example:
Open Command Prompt as Administrator and navigate to: kaspersky security center 12 add license key
Place your .key file in a known location on the admin server, e.g., C:\Kaspersky\license.key . Right-click in the console tree and select Properties