A host device includes: a basic screen display processing section which selects either a main setting screen or a list display setting screen as a setting screen in accordance with user's input and then causing the selected setting screen to show; a scroll processing section which causes the main setting screen to sequentially display advanced function icons respectively representing a plurality of available advanced functions in performing a print processing; and a list screen processing section which causes the list display setting screen to display a list of at least part of the advanced function icons. Thus, it is possible to cause the setting screens enhanced in convenience to show for different users in varying learning levels.