How to change the SMS center number of iphone6

First, the setting method of China Mobile SMS Service Center

: First enter the SMS function, and set-SMS settings-SMS center number-enter+861380xxxxx500-OK. Press the * key, and the+sign will always be displayed.

For China Mobile, the number of SMS service center is+861380xxxxx500, where xxxx is the long-distance telephone area code of your area. If it is less than 4 digits, it is 0. For example, my Wuhan is 027, that is 0270, which should be +86 13800270500, and if it is 0, it is 0.

After setting the number of SMS service center, you can test it. Edit a short message and send it to yourself, and check whether the setting of the short message center is correct.

If you can receive it normally, you're done. This is also the easiest and quickest way to test the setting of SMS service center.