Printing control apparatus, printing control method, and storage medium

A printing control apparatus which causes a printing apparatus to print an image based on data generated by application software, the apparatus comprising:

• an determination unit configured to determine, according to an instruction given by a user for causing the printing apparatus to print an image of a size corresponding to a size of a recording medium onto the recording medium, the size of the recording medium;
• a first control unit configured to cause the application software to generate, by setting a number of pages of the pages assigned to data to be printed and a size of one page of the pages in the application software, data to be printed having a size corresponding to the number of pages and the size of the one page, according to the instruction;
• a second control unit configured to cause the printer driver to generate, by registering the size of the recording medium determined by the determination unit in a printer driver and designating processing for generating the print data of a size corresponding to the size of the recording medium, and by causing the printer driver to acquire the data to be printed generated by the application software according to the first control unit, print data based on the data to be printed corresponding to the size of the recording medium and the number of pages, according to the instruction;
• and
• a printing control unit configured to cause the printer driver to execute, based on the print data generated by the printer driver according to the second control unit, processing for causing the printing apparatus to print the image of the number of pages on the recording medium having the size.