Installing a license key for Kaspersky Endpoint Security 11 (KES 11) can be performed through the Kaspersky Security Center (KSC)

Users have several paths for installing a license key, depending on their environment's scale and network connectivity. Activation Wizard (Local Interface) Activation Code

C:\Program Files (x86)\Kaspersky Lab\Kaspersky Endpoint Security for Windows avp.com license /add avp.com license /add XXXXX-XXXXX-XXXXX-XXXXX Troubleshooting & Tips Reserve Keys : You can add a new license as a reserve key