Various embodiments of the present invention provide a method and a device comprising a communication module, a memory, and a processor operatively connected to the communication module and the memory, wherein the processor is configured to make a connection to a wearable display device through the communication module, receive gaze information of a user from the wearable display device, determine a first application and a second application to be displayed on a screen, according to the gaze information, identify profiles of the determined first application and second application, and compose graphic data corresponding to the first application and graphic data corresponding to the second application and transmit the same to the wearable display device, or transmit each of graphic data corresponding to the first application and graphic data corresponding to the second application to the wearable display device, based on the identified profiles. Various embodiments are possible.