It is available through the Searching for updates option, an update which only purpose is to allow to send the Lucas-elo to the ranking page. This update is only to 4.03 version. Also now keeps a history of games played improving Lucas-elo. In the future there will be an option to view this history. New window to send your score : You can select the type of information you want displayed on the web, or engine ratings or Lucas-Elo or both or none. If you want to delete your score, just uncheck and send.