A computer readable recording medium stores a printer driver program to be installed in a computer in order to use a printer. The printer driver program includes a grasping processing for grasping version information of various kinds of printer related programs for executing a processing as to the printer, installed in the computer; and a version information displaying processing for, when a predetermined version information displaying instruction is input, displaying version information of the printer driver program together with version information of the printer related programs grasped by the grasping processing.