China Resources Communication SMS cannot be sent.

1. If the mobile phone can't send short messages, you can try to change the mobile phone for testing to see if the following conditions exist:

(1) The SMS center number is set incorrectly. Please reset the correct SMS center number.

(2) No signal or insufficient battery power;

(3) The mobile phone shields the short message sending function;

(4) blacklisted by SMS;

(5) Insufficient quantity balance.

2. If the problem cannot be solved after self-help troubleshooting, it is recommended that you contact local manual customer service to assist in verification and handling.