Issue activating Kaspersky Endpoint Agent 3.9 for Windows (version

Latest update: March 29, 2021 ID: 15724


Kaspersky Endpoint Agent 3.9 for Windows (version fails to activate with the activation code that is automatically distributed from the Administration Server.


During activation with the code, the information is sent to the Activation server for verification. The activation server does not respond to requests from Kaspersky Endpoint Agent version due to an internal error in the application.


Try one of the following options:

  • Upgrade Kaspersky Endpoint Agent 3.9 to version 3.10 and try activating it with the activation code once again. To get the Kaspersky Endpoint Agent 3.10 installer, please contact Kaspersky technical support.
  • Activate Kaspersky Endpoint Agent 3.9 with the activation key.

What to do if the solution did not help

If the issue persists, submit a request to Kaspersky technical support via Kaspersky CompanyAccount. Please include a detailed description of the issue. Before contacting the support, see the guide on creating a request in the knowledge base.

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