An information terminal device is disclosed that performs communication via a communication network. The information terminal device includes a short-range wireless communication unit that performs short-range wireless communication with an electronic device, a storing unit that stores information about communication via the communication network while the short-range wireless communication with the electronic device is disconnected, and a control unit that causes, upon restoration of the short-range wireless communication with the electronic device, the short-range wireless communication unit to transmit to the electronic device the information about the communication via the communication network if the information about the communication via the communication network is stored in the storing unit.