An image processing apparatus includes: an image processing device processing image data; a wireless communication wirelessly communicating with an external terminal present at a predetermined distance from the wireless communication and receiving first identification information from the external terminal; a first storage storing a first record including the first identification information and second identification information while being associated with each other; an receiving the second identification information and third identification information; a communication capable of communicating with a server, the server storing the second identification information and the third identification information while being associated with each other; a display; and a processor. The processor is configured to switch an operational mode of the image processing apparatus between a first mode for causing the image processing apparatus to standby, and a second mode in which a processing by the image processing device is executable.