A first server system according to embodiments of the present disclosure includes a control unit configured to instruct a client terminal to display a screen for inputting authentication information to a third server system as the transmission destination of image data registered in a second server system, an acquisition unit configured to acquire information about a printing apparatus capable of printing the image data registered in the second server system, from the third server system that has performed authentication based on the authentication information input via the screen, and a transmission unit configured to transmit the acquired information about the printing apparatus to the second server system.