A storage medium has a printer driver program recorded thereon causing a computer to execute functions including a category-based UI information managing function that manages UI information on a display of a user interface to set a print condition, for every category, to which an application program of a print instruction source belongs, a print condition display control function that displays the user interface based on the UI information corresponding to the category, to which the application program of the print instruction source belongs, when printing is instructed, and a UI information editing function that edits the UI information to be managed for every category.