Why do mobile phones send text messages?

Misoperation and other factors inadvertently change the number of SMS center.

The specific change steps are as follows:

1, open the SMS settings.

2. Find the information center in SMS settings.

After opening, you will see the number of your information center. If it is not a string of numbers of +86, then this is one of the reasons why you failed to send SMS. In the process of using the mobile phone, due to misoperation and other factors, the number of the short message center will be inadvertently changed. For example, it is wrong to have a mobile phone number that starts with "13" and ends with "00" as shown below.

4. Enter +86 13800***500 in the Number column of the information center, and then click OK. Special note: * * * is the last three digits of the area code where your number belongs, +86? Be sure to add, especially the+sign, otherwise it won't work. Other area codes can be found by querying the corresponding attribution.

5. After modifying the correct information center number, the short message can be sent successfully.

(1) Short Message Service (SMS for short) refers to the text or digital information directly sent or received by users through mobile phones or other telecommunication terminals. The number of characters that users can send and receive SMS at a time is 160 English or numeric characters or 70 Chinese characters.

(2) In 2065438+04, China Mobile announced that it would create a new business portal for users in the era of mobile Internet through "Unified Communications". This move is interpreted by the industry as: giving up SMS and embracing unified communication.

(3) China Mobile's "New SMS" will be charged according to the traffic. As part of the "Unified Communications" business plan, informed sources revealed that the business is expected to be unveiled in the middle and late June this year, and it is expected to be commercialized before the end of 20 15.

(Reference:

Baidu Encyclopedia: SMS)