Device guides for
If you can't send and receive iMessages, there may be several causes of the problem.
The first time you activate iMessages, it may take a while before the activation is completed.
Solution: Set up your mobile phone for iMessaging
To send and receive iMessages, time zone, date and time need to be correctly set on your mobile phone.
Solution: Set date and time
If you're having problems sending iMessages to a specific number, the error might be at the receiving end.
Solution: Try sending an iMessage to another number.
To send and receive iMessages, your mobile phone needs to be correctly set up for iMessaging.