My iPhone is not sending texts
When I send a text it takes a long time to send then I get a message that it wasn’t sent and asks if I want to try again or send as a text message. Why does this continue?
[Re-Titled by Moderator]
Try and see if this support page can help you: https://support.apple.com/en-us/HT204065 . If not, then that hopefully narrows down the problem and more people can help.