It is possible to disable the forwarding of intercom calls to mobile devices by disabling the WiFi on your Classe 100X. By this procedure, your Classe 100X will be completely disconnected from the Legrand cloud and the Home + Security application will be unusable from all local and remote devices until the Wifi on Classe 100X is manually reset To disable the WiFi on your Classe 100X, proceed as follows: - press the configuration joystick located on the right side of the video door entry system to access the main menu - turn the joystick down and press it later to access the "Settings" menu - press the joystick again to disable the WiFi: the WiFi icon will appear with OFF To reactivate the WiFi on your Classe 100X, proceed as follows : - press the configuration joystick located on the right side of the video door entry system to access the main menu - turn the joystick down and press it later to access the “Settings” menu - press the joystick again to reactivate the WiFi: the word “NO WI-FI” will appear for a few seconds and then the name of the WiFi network to which the Classe 100X was associated reappears