SOFTWARE UPDATING DEVICE, SOFTWARE UPDATING METHOD, AND SOFTWARE UPDATING PROGRAM

A software updating device is provided executes a process for updating software that operate a vehicle-mounted equipment. The software updating device includes a controller that acquires the software and applies the software to the equipment to control the equipment. The controller is configured to: acquire updating software and applies the aforementioned software to the equipment, thereby executing the software update process; and cause a warning device to output a warning when an abnormality relating to the equipment occurs. The controller also prohibits outputting of the warning by the warning device when the abnormality relating to the equipment is detected while the software update process is being executed.