Are you unable to send messages from your iPhone? This can be because of many reasons like you do not have a good strength of your mobile signal, or you are sending the message to the invalid number. Just go through some of the reasons listed below for solving your iPhone issue and send messages again through your iPhone. Find Your iPhone’s Signal Strength There is a possibility that you cannot send messages through your iPhone because of your device signal. You should check the mobile cellular network before sending messages to anyone. In case you are not able to send messages to anyone through your iPhone, this means that your mobile network strength is weak. You should try to move your device in another place in case your mobile network is weak.. Check Your Mobile Plan Expiry Date The iPhone users should go through the expiry date of their mobile plan to check that their mobile plan is still active or not. In case they don’t have their mobile plan active or their mobile...