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How do domestic mobile phones receive short messages?

The steps of receiving this information are as follows:

1. Make sure that the mobile phone supports the function of receiving short messages and that a valid SIM card is inserted.

2. Make sure that the mobile phone operator supports receiving short messages, and the mobile phone signal is good.

3. In the phone settings, find the option of "SMS" or "Message" and make sure that this option is turned on.

4. Check whether the number of SMS center is correct. The number of SMS center is an important setting for sending and receiving SMS.