| 摘要 |
According to one embodiment, communications device includes receiver, transmitter, and display. The receiver receives, when first information indicating a setting on a target control device is displayed in a first color in a first display area of a display device, an operation for changing information displayed in the first display area from the first information to second information. The transmitter transmits to the target control device, after a first time has elapsed from when the receiver receives the operation, an instruction for changing the setting according to the second information. The display displays, when the receiver receives the operation for changing the information displayed in the first display area and before the transmitter transmits the instruction, the second information in a second color on the first display area, and displays, upon transmission of the instruction, the second information in a third color in the first display area. |
