A mobile device comprising: a communication interface; a display; a memory configured to store one or more instructions; and at least one processor configured to execute the one or more instructions stored in the memory to: control the communication interface to communicate with an image display apparatus; control the display to display a sphere-type image, the sphere-type image comprising a 360-degree image mapped to a sphere, wherein the 360-degree image is a single image generated based on a plurality of images captured in 360-degree directions by using at least one camera and includes views in all directions; receive an input for selecting a partial region of the sphere-type image to control a viewpoint of the 360-degree image processed in the image display apparatus; generate information on the viewpoint based on the input for selecting the partial region of the sphere-type image; control the communication interface to transmit, to the image display apparatus, the generated information on the viewpoint to enable the image display apparatus to select the viewpoint of the 360-degree image to display an image corresponding to the selected partial region based on the generated information on the viewpoint; and after controlling the communication interface to transmit the generated information on the viewpoint, continue to control the display to display the sphere-type image, wherein the displayed sphere-type image has a larger range of views than only the partial region on which the information on the viewpoint is based. a communication interface; a display; a memory configured to store one or more instructions; and at least one processor configured to execute the one or more instructions stored in the memory to: control the communication interface to communicate with an image display apparatus; control the display to display a sphere-type image, the sphere-type image comprising a 360-degree image mapped to a sphere, wherein the 360-degree image is a single image generated based on a plurality of images captured in 360-degree directions by using at least one camera and includes views in all directions; receive an input for selecting a partial region of the sphere-type image to control a viewpoint of the 360-degree image processed in the image display apparatus; generate information on the viewpoint based on the input for selecting the partial region of the sphere-type image; control the communication interface to transmit, to the image display apparatus, the generated information on the viewpoint to enable the image display apparatus to select the viewpoint of the 360-degree image to display an image corresponding to the selected partial region based on the generated information on the viewpoint; and after controlling the communication interface to transmit the generated information on the viewpoint, continue to control the display to display the sphere-type image, wherein the displayed sphere-type image has a larger range of views than only the partial region on which the information on the viewpoint is based. control the communication interface to communicate with an image display apparatus; control the display to display a sphere-type image, the sphere-type image comprising a 360-degree image mapped to a sphere, wherein the 360-degree image is a single image generated based on a plurality of images captured in 360-degree directions by using at least one camera and includes views in all directions; receive an input for selecting a partial region of the sphere-type image to control a viewpoint of the 360-degree image processed in the image display apparatus; generate information on the viewpoint based on the input for selecting the partial region of the sphere-type image; control the communication interface to transmit, to the image display apparatus, the generated information on the viewpoint to enable the image display apparatus to select the viewpoint of the 360-degree image to display an image corresponding to the selected partial region based on the generated information on the viewpoint; and after controlling the communication interface to transmit the generated information on the viewpoint, continue to control the display to display the sphere-type image, wherein the displayed sphere-type image has a larger range of views than only the partial region on which the information on the viewpoint is based.