A method for controlling an electronic device is disclosed. The method for controlling an electronic device comprises the steps of: receiving a sketch drawn by a user; acquiring at least one machine-generated image on the basis of the sketch by using an artificial intelligence model learned by an artificial intelligence algorithm; displaying the acquired at least one machine-generated image; receiving a user command for selecting one of at least one displayed machine-generated image, and searching for at least one piece of content corresponding to the image selected according to the user command; and providing the searched for at least one piece of content.