A server system that operates in collaboration with software that enables performing an operation relating to a file posted with a message includes a memory storing a program and a control unit that executes the program to provide an object corresponding to a print function to be displayed on a first operation screen for performing the operation relating to the file or on a second operation screen called from the first operation screen, and cause, based on selection of the object, the software to perform processing to enable an operation for printing the file.