A control method for controlling a printing apparatus includes printing an image on a sheet; receiving the printed sheet subjected to post-processing; controlling, in a case where the printed sheet subjected to post-processing is to be received in a first orientation, to perform post-processing to the received printed sheet without reversing the printed sheet, and, controlling, in a case where the printed sheet subjected to post-processing is to be received in a second orientation, to perform post-processing to the received printed sheet after reversing the printed sheet; and displaying, in a case where the printed sheet subjected to post-processing is to be received in the second orientation and a type of the sheet subjected to image printing and post-processing is of a type unsuitable for reversal, a screen for changing the type of the sheet to be used for printing and post-processing.