An electronic apparatus comprising: a display configured to be rotatable; a motor configured to rotate the display; a memory configured to store at least one instruction; and a processor configured to execute the at least one instruction to: control the display to display a first user interface, UI, for setting a display mode, from among a horizontal mode and a vertical mode, for each of one or more sources providing images to the electronic apparatus, store information on a display mode corresponding to a first source in the memory, based on receiving, through the first Ul, a first user input for setting the display mode corresponding to the first source of the one or more sources, and control the display and, if required, the motor so that the display is operated in one of the horizontal mode or the vertical mode according to the information on the display mode corresponding to the first source that is stored in the memory, based on receiving a second user input for providing an image through the first source, wherein the each of one or more sources correspond to one of at least one external apparatus connectable to the electronic apparatus, and the first source is a first external apparatus of the one or more external apparatuses, the electronic apparatus is characterized in that the processor is further configured to: control the display to further display a second UI for setting a display mode for each of one or more applications that are installed in the first external apparatus, and store information on a display mode corresponding to a first application in the memory, based on a third user input for setting the display mode corresponding to the first application of the one or more applications installed in the first external apparatus being received through the second Ul. a display configured to be rotatable; a motor configured to rotate the display; a memory configured to store at least one instruction; and a processor configured to execute the at least one instruction to: control the display to display a first user interface, UI, for setting a display mode, from among a horizontal mode and a vertical mode, for each of one or more sources providing images to the electronic apparatus, store information on a display mode corresponding to a first source in the memory, based on receiving, through the first Ul, a first user input for setting the display mode corresponding to the first source of the one or more sources, and control the display and, if required, the motor so that the display is operated in one of the horizontal mode or the vertical mode according to the information on the display mode corresponding to the first source that is stored in the memory, based on receiving a second user input for providing an image through the first source, wherein the each of one or more sources correspond to one of at least one external apparatus connectable to the electronic apparatus, and the first source is a first external apparatus of the one or more external apparatuses, the electronic apparatus is characterized in that the processor is further configured to: control the display to further display a second UI for setting a display mode for each of one or more applications that are installed in the first external apparatus, and store information on a display mode corresponding to a first application in the memory, based on a third user input for setting the display mode corresponding to the first application of the one or more applications installed in the first external apparatus being received through the second Ul. control the display to display a first user interface, UI, for setting a display mode, from among a horizontal mode and a vertical mode, for each of one or more sources providing images to the electronic apparatus, store information on a display mode corresponding to a first source in the memory, based on receiving, through the first Ul, a first user input for setting the display mode corresponding to the first source of the one or more sources, and control the display and, if required, the motor so that the display is operated in one of the horizontal mode or the vertical mode according to the information on the display mode corresponding to the first source that is stored in the memory, based on receiving a second user input for providing an image through the first source, wherein the each of one or more sources correspond to one of at least one external apparatus connectable to the electronic apparatus, and the first source is a first external apparatus of the one or more external apparatuses, the electronic apparatus is characterized in that the processor is further configured to: control the display to further display a second UI for setting a display mode for each of one or more applications that are installed in the first external apparatus, and store information on a display mode corresponding to a first application in the memory, based on a third user input for setting the display mode corresponding to the first application of the one or more applications installed in the first external apparatus being received through the second Ul. control the display to further display a second UI for setting a display mode for each of one or more applications that are installed in the first external apparatus, and store information on a display mode corresponding to a first application in the memory, based on a third user input for setting the display mode corresponding to the first application of the one or more applications installed in the first external apparatus being received through the second Ul.