摘要:
Conventionally, there exists a problem of incurring suspicion of a customer, if a demonstration is performed under a mismatch condition between an implemented state of a certain function in a personal computer and actual availability of the function. Therefore a program is provided executed by a computer capable of executing a first program and a second program including the steps of performing an execution decision procedure for deciding whether the first program can be executed normally, and performing an installation procedure for installing the second program, when the first program is decided to be executable normally in the decision procedure.