An image capturing apparatus, which includes a mounting part capable of attaching/detaching a device capable of holding at least an image captured by the image capturing apparatus and capable of communicating with the mounted device in accordance with a predetermined standard, obtains, from the device, information of communication specifications used to perform predetermined communication, in accordance with the predetermined standard, with the device mounted in the mounting part, and performs, using the obtained information of the communication specifications, the predetermined communication with the device mounted in the mounting part in accordance with the predetermined standard.