Method, apparatus, and image forming system to process additional data of printing job

摘要

A method, apparatus, and image forming system to process additional information in a printing task. The method includes receiving a printing task which includes data to be printed, determining whether the received printing task includes additional information, and, if the printing task includes additional information, printing out the data to be printed and the additional information after changing color of the data to be printed or the additional information according to a printing mode. Thus, unnecessary driving of a driving unit of a color image forming device due to additional information added to a printing task can be prevented.