Intelligent household control method and apparatus, and intelligent household system

The embodiments of the invention relate to the field of a display technology, and provide an intelligent household control method and apparatus, and an intelligent household system, which can improve monitoring efficiency. The method can comprises: when a first data signal received by a first signal source port is displayed, if a second data signal is detected to be inputted to a second signal source port, determining whether the priority of the second signal source port is higher than the priority of the first signal source port, wherein the second data signal is sent by an intelligent household sending device; and if the priority of the second signal source port is higher than the priority of the first signal source port, displaying the second data signal.