A print processing system includes an image processing apparatus configured to execute print processing, and a client apparatus that includes a class driver configured to convert data as a target of the print processing into print data and to transmit a printing command for causing the image processing apparatus to execute the print processing by using a standard function to the image processing apparatus together with the print data, wherein the client apparatus includes an acquisition unit configured to acquire print setting information that specifies a print setting included in the image processing apparatus from the image processing apparatus via the class driver, a display unit configured to display a print setting screen based on the print setting information acquired by the acquisition unit, and a transmission unit configured to transmit the print setting information about a print setting selected by a user on the print setting screen.