A method and an apparatus for channel switching in an interactive smartboard including receiving a channel switching request to switch from a first channel to a second channel; detecting a state of a system associated with the second channel; and when the state of the system associated with the second channel is a sleep state or a dormant state, according to the channel switching request, switching a touch receiving service to the system associated with the second channel and switching a current display from the first channel to the second channel, and waking up the system associated with the second channel.