Can't send messages to with IPhone 5s to some non iPhone users
I Am unable to send a message to SOME non iPhone users. When I put the number in and then the message nothing happens when I try to hit the send button. If I put their number in by using their name from my cotacts the name goes in the "to" field but I can't do anything else. this has just starTed happening...
i Look forward to your help please.
thank you
iPad (4th gen) Wi-Fi