Abstract: Provided is a processing device capable of utilizing important data even if a trouble occurs. The information processing device comprises a storage device for storing a first basic program and data, start means for executing a second basic program, which is stored in a second storage unit at least logically different from the first storage unit of the storage device having stored the first basic program and data, thereby to activate the information processing device, and save means for saving the data stored in the first storage unit, to a predetermined storage area by utilizing the second basic program.

Abstract: An information processing device has a first storage area, a second storage area, a folder creating portion, and a mount processing portion. The first storage area stores an operating system and an application program, and the second storage area is different from the first storage area. The folder creating portion creates a first folder that the application program uses, in the first storage area, and the mount processing portion mounts the second storage area on the first folder at the time of initializing the information processing device.