A function execution apparatus includes a display, a touch panel, and a controller configured to control the display to display a standby screen, the standby screen including a tab display area to display a plurality of tabs, and a tab screen display area to display a tab screen corresponding to a selected tab of the plurality of tabs, the plurality of tabs being associated with a plurality of tab screens, respectively, each of the tab screens including a plurality of icons associated with a corresponding tab, at least one of the tab screens including a particular specified function icon and at least one of a shortcut-registrable icon and a shortcut icon.