What is the meaning of the different coloured little Icons?
In the list of the found bluetooth devices the green Icon means that the appliance can received your message. If there is a red Icon it may be possible that you can“t send a message. In the list of sent messages the green Icon means, that your message has been received. A red Icon means that the receiver has refused your message or not acceptet it, and a blue Icon means that the receiver was not available at the time of sending.