Why can't my mobile phone reply to messages?

In addition to the arrears, there may also be problems in the information center. If there is a problem, you should be able to receive information, but you can't send it.

Enter the information settings, find the information center, and reset the information center according to other people's mobile phone settings.

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Information settings generally include information center settings, and the number is generally +86 13800.

+86 1380 is fixed, followed by 4-digit area code, which can generally be 500.

For example, the card in Beijing, +86 138000 10500,

Nothing more, just borrow someone's mobile phone to see his information center. Its settings are the same.