CONTENT OUTPUT DEVICE, CONTENT OUTPUT SYSTEM COMPRISNG SAME, AND OPERATION METHOD THEREOF

An electronic device may include communication circuit that establishes communication with an external device, a sensor that obtains gaze information of an occupant, a display, and a processor operatively connected with the communication circuit, the sensor, and the display. The processor may control to display a screen including driving information on the display based on obtaining the driving information associated with a vehicle, control to display an indicator associated with a notification received from the external device, on a specified area of the display, when the gaze information obtained based on the sensor corresponds to a line of sight gazing at the specified area of the display, determine a display method of a content corresponding to the notification based on the driving information, and/or control to display the content on the display device based on the determined display method.