An information processing apparatus configured to receive message information from a terminal device, and transmit responding message information to the terminal device based on setting information in which query information and answer information are associated with each other, switch a state between a first state and a second state, the first state being a state in which the message information is to be received from the terminal device and a change of the setting information is to be received, the second state being a state in which the message information is not to be received and a change of the setting information is to be received, and when switching from the second state to the first state is performed, transmit the responding message information based on the setting information for which the change has been received in the second state before the switching is performed.