An electronic device is disclosed. The electronic device may include a housing; a touchscreen display exposed through a portion of the housing; a wireless communication circuit disposed in the housing; a processor electrically connected to the touchscreen display and the wireless communication circuit; and a memory electrically connected to the processor and configured to store an application including a user interface for transmitting a message through the wireless communication circuit, wherein the memory stores at least one instruction that, when executed by the processor, causes the electronic device to: display the user interface of the application on the touchscreen display; display a virtual keyboard with the user interface and/or to overlap the user interface; receive a first input through the virtual keyboard; hide the virtual keyboard and display a drawing pad with the user interface and/or to overlap the user interface upon receiving the first input; receive a second input through the drawing pad; obtain an image file based on the second input; change the image file based on at least some of information on the application; and transmit the changed image file through the wireless communication circuit to an external electronic device.