Why can't mobile phones accept short messages?

1 At present, the mobile phone will automatically find the SMS center when searching the Internet, and my BlackBerry four years ago will do the same, so there are fewer cases where this SMS center is filled in incorrectly or incorrectly.

If there is something wrong with the mobile phone, there will be this problem.

There are many problems in the operation of the system or sim card, but the premise is that you are not in arrears.

In response to these suggestions:

1 If the mobile phone is old, you can check the number of the SMS center.

Try changing the card to a mobile phone. If it works, it's a cell phone problem. If not, this is the following situation.

3 operator data problem, when your mobile phone stops service due to arrears, this situation will be more after recharging, and some services are not started. This is simple. The complaint has been solved. If the operator determines that it is a card problem, it needs to be swiped again. This customer service will guide you.