An electronic device comprising: a housing including: a front surface facing a first direction, a rear surface facing a second direction opposite the first direction, and a side surface located on at least one side of the front and rear surfaces; a display including: a first image-display area on the front surface, a second image-display area on the rear surface, and a third image-display area on the side surface; a communication circuit configured to perform wireless communication with an external device; a processor located in the housing and electrically connected to the display and the communication circuit; and a memory located in the housing, electrically connected to the processor, and configured to store instructions that cause the processor to execute a first application with a first user interface and a second application with a second user interface, wherein the memory is further configured to store instructions that cause the processor to: display the first user interface on the first image-display area while the first application is being executed; display text or icons related to the second application on the third image-display area; receive a first user input for selecting an object via the first image-display area; receive, while the first user input is being received, a second user input of dragging the object located in the first image-display area to the text or the icons located in the third image-display area; in response to the second user input, execute the second application to display the second user interface on the second image-display area; and insert the object located in the first image-display area to the second user interface. a housing including: a front surface facing a first direction, a rear surface facing a second direction opposite the first direction, and a side surface located on at least one side of the front and rear surfaces; a front surface facing a first direction, a rear surface facing a second direction opposite the first direction, and a side surface located on at least one side of the front and rear surfaces; a display including: a first image-display area on the front surface, a second image-display area on the rear surface, and a third image-display area on the side surface; a first image-display area on the front surface, a second image-display area on the rear surface, and a third image-display area on the side surface; a communication circuit configured to perform wireless communication with an external device; a processor located in the housing and electrically connected to the display and the communication circuit; and a memory located in the housing, electrically connected to the processor, and configured to store instructions that cause the processor to execute a first application with a first user interface and a second application with a second user interface, wherein the memory is further configured to store instructions that cause the processor to: display the first user interface on the first image-display area while the first application is being executed; display text or icons related to the second application on the third image-display area; receive a first user input for selecting an object via the first image-display area; receive, while the first user input is being received, a second user input of dragging the object located in the first image-display area to the text or the icons located in the third image-display area; in response to the second user input, execute the second application to display the second user interface on the second image-display area; and insert the object located in the first image-display area to the second user interface. display the first user interface on the first image-display area while the first application is being executed; display text or icons related to the second application on the third image-display area; receive a first user input for selecting an object via the first image-display area; receive, while the first user input is being received, a second user input of dragging the object located in the first image-display area to the text or the icons located in the third image-display area; in response to the second user input, execute the second application to display the second user interface on the second image-display area; and insert the object located in the first image-display area to the second user interface.