Patent ID: 8774376

Claim:
A data transmission apparatus that wirelessly transmits data to a data reception apparatus storing a first wireless setting, the data transmission apparatus comprising: a memory that stores the first wireless setting; a first check unit that, when specific data is to be transmitted to the data reception apparatus, executes a first check process checking whether the data transmission apparatus is able to perform communication with the data reception apparatus by using a second wireless setting, which is a wireless setting being used by the data transmission apparatus, and which is different from the first wireless setting; a first change unit that, when it is checked in the first check process that the data transmission apparatus is not able to perform communication with the data reception apparatus, changes the wireless setting being used by the data transmission apparatus from the second wireless setting to the first wireless setting; and a transmission unit that wirelessly transmits the specific data to the data reception apparatus by using the first wireless setting as the wireless setting being used by the data transmission apparatus after the wireless setting being used is changed.