Patent ID: 8335008

Claim:
A method for changing printing setting information stored in a nonvolatile memory provided within a device having a printing function, by means of a host device, said method comprising the steps of: receiving change request information for requesting change of the printing setting information, from the host device; deciding whether or not to permit the change of the printing setting information based on a state to which the device has been set according to manual input by means of an input unit provided on said device; permitting the change of the printing setting information stored in said nonvolatile memory, when a result of the decision indicates that change is permitted; and inhibiting change of the printing setting information stored in said nonvolatile memory, when the result of the decision indicates that change is not permitted, wherein the printing setting information includes at least one of a power management mode switching time, a printing density, and an IP address assigned to the device having a printing function.