A controller of a display control device is configured to display a plurality of tabs, and a tab screen associated with a selected one of the tabs. In response to a particular arranging operation to arrange a particular icon in one of a common area and an individual area of a tab screen associated with the selected tab, one of the common area and the individual area is set as an arrangement target area and the particular icon assigned with a particular process in accordance with the arranging operation is arranged in the arrangement target area. The particular icon is arranged only in the individual area of the tab screen currently displayed when the arrangement target area is the individual area, while the particular icon is arranged in the common area of each of the plurality of tab screens when the arrangement target area is the common area.