The user can be properly notified in what kinds of statuses functions that are realized upon printing are. When statuses of functions which are realized by a print control system are displayed on a display unit, by changing the display in the display unit regarding the statuses of the functions on the basis of function information disclosed in a function list sent from a server computer and function information (internal function information) regarding (substances of) the functions already installed in a client computer, the display in the display unit is dynamically changed in accordance with the statuses of the functions, thereby enabling the user to easily recognize in what kinds of statuses the functions which he wants to use upon printing are.