What is the reason why Apple doesn't send mobile phone messages?

The reasons for the failure of sending Apple's mobile phone information are as follows:

1, account number problem. Check whether there is enough account balance to send SMS, or whether it is restricted by operators because of sending marketing information.

2. Signal problem. It may be caused by poor signal, so you can try to restart your phone or contact the operator.

3. Set questions. Check the SMS settings to ensure that the SMS center number is correct and that the SMS function is not disabled.

4. Software problems. This may be due to a temporary system or application failure. Try restarting the phone or checking the permission settings of the application.

5. Software problems. This may be due to a temporary system or application failure. Try restarting the phone or checking the permission settings of the application.

6.iMessage problem. If the message is sent via iMessage, please check whether iMessage is turned on and activated successfully.