1. An image formation apparatus including a plurality of categories, wherein each category includes a plurality of functions, said image formation apparatus comprising: a display, a first display controller configured to cause said display to display user-selectable category objects respectively indicating said plurality of categories, a first acceptance unit configured to receive a selection of a first category object indicating a first category among said plurality of categories, a second display controller configured to cause said display to display a screen comprising a plurality of user-selectable first function objects used for performing a setting related to a plurality of first functions, respectively, which are included in said first category indicated by the selected first category object, a second acceptance unit configured to receive a user selection of a first function object to perform a setting related to a first function indicated by said first function object, among said plurality of displayed first function objects, a determination unit configured to determine whether a setting of a second function included in a second category, other than said first category, is to be changed or not based on a setting entered for said first function, and a display modification unit configured to cause said display, in response to a determination by the determination unit that said setting of the second function included in the second category has been changed, to display, on said screen, a user-selectable second function object used for performing a setting related to the second function whose setting has been changed, together with said plurality of first function objects included in the first category, wherein said plurality of the first function objects displayed by the display modification unit include a function object corresponding to a first function whose setting is not changed.