To provide a printing system that can appropriately output a proof document according to a series of multipage print data.

The printing system, which comprises a computer in which application software for generating a series of print data and a printer driver for outputting the print data generated by the application software to a printer are installed, and a page printer for printing out the print data output from the printer driver on recording paper, comprises test print generating means for, if the series of print data covers a plurality of pages, generating test print data for copy mode setting according to the multipage print data and outputting the test print data at the beginning or end of the multipage print data.