In a scenario where the AirWatch Console is left unattended, AirWatch provides an extra safeguard against malicious actions that are potentially destructive. You can place those actions out of reach of unauthorized users. Navigate to Groups & Settings > All Settings > System > Security > Restricted Actions.
Enable Send Message to All
Enable this setting to allow a system administrator to send a message to all devices in your deployment from the Device List View.
For more information, see Device List View.