A display apparatus, an electronic apparatus, and a method of controlling a screen of a display apparatus are provided. The electronic apparatus is configured to display a division guide line in response to a touch being detected on a bezel of a plurality of display apparatuses displaying a multi-vision screen including a main area and a sub area to change the main area and the sub area, and change a size and a position of a main area based on a division guide line displayed in response to a touch being detected on a bezel of the plurality of display apparatuses displaying a multi-vision screen including the main area and a sub area.