According to one embodiment, an electronic device is connectable to a wearable device which includes a plurality of devices each having a directionality. The electronic device includes a processor. The processor sets a usage form of the wearable device. The usage form includes the directionality of each of the plurality of devices. When the usage form is set to change from a first form to a second form, the processor changes a setting of the directionality of all of the plurality of devices to reverse the directionality of each of the plurality of devices.