A method of signaling text messages containing text corresponding to a speech signal on board an aircraft, wherein the method comprises: - providing a speech signal corresponding to a live announcement to passengers of an aircraft via one or more loudspeakers installed in the cabin of the aircraft; - obtaining a text message containing text corresponding to spoken words of the speech signal, wherein the step of obtaining comprises converting the spoken words of the speech signal into the text contained in the text message, wherein the spoken words are input into a microphone of the aircraft by aircraft personnel; and - signaling the text message to one or more mobile devices on board the aircraft via an onboard connectivity system of the aircraft, wherein the method further comprises: determining the one or more mobile devices to which the text message is to be signaled, wherein said determining is carried out utilizing information provided by the respective mobile devices to establish a connection with the onboard connectivity system, wherein the step of determining the one or more mobile devices further comprises: determining one or more mobile devices that have registered at an onboard connectivity system of the aircraft, wherein the method comprises: automatically detecting, for each of the one or more mobile devices, a preferred language; and the step of signaling comprises transmitting the text message containing text in the detected preferred language, wherein the method comprises detecting a preferred language for each of the one or more mobile devices based on information related to the respective mobile device, wherein the information related to the respective mobile device comprises: information about a country code of a telephone number of the respective mobile device. - providing a speech signal corresponding to a live announcement to passengers of an aircraft via one or more loudspeakers installed in the cabin of the aircraft; - obtaining a text message containing text corresponding to spoken words of the speech signal, - signaling the text message to one or more mobile devices on board the aircraft via an onboard connectivity system of the aircraft, wherein the method further comprises: determining the one or more mobile devices to which the text message is to be signaled, wherein said determining is carried out utilizing information provided by the respective mobile devices to establish a connection with the onboard connectivity system, wherein the step of determining the one or more mobile devices further comprises: determining one or more mobile devices that have registered at an onboard connectivity system of the aircraft, wherein the method comprises: automatically detecting, for each of the one or more mobile devices, a preferred language; and the step of signaling comprises transmitting the text message containing text in the detected preferred language, wherein the method comprises detecting a preferred language for each of the one or more mobile devices based on information related to the respective mobile device, wherein the information related to the respective mobile device comprises: information about a country code of a telephone number of the respective mobile device. automatically detecting, for each of the one or more mobile devices, a preferred language; and the step of signaling comprises transmitting the text message containing text in the detected preferred language, wherein the method comprises detecting a preferred language for each of the one or more mobile devices based on information related to the respective mobile device, wherein the information related to the respective mobile device comprises: information about a country code of a telephone number of the respective mobile device.