Why can't Tencent King Card send text messages?

Note that what you just received can be used directly.

You must first go to Wangka WeChat official account "Wangka Assistant" for identity authentication, and then there is a Wangka activation below;

Check whether the information center number has been modified.

Open the SMS settings and find the information center in the SMS settings. After opening it, you will see the number of your information center. If it's not a string of numbers of +86, that's one of the reasons why you failed to send a text message.

Consult Wangka WeChat Wangka Assistant on the official account of WeChat, or call Wangka Customer Service.

Call Unicom customer service directly 100 10, and choose 0 to let the human customer service help you solve it.

Apple phone, or Android? Apple's words are more complicated For Android, you can call 100 10, ask for the number of SMS center, and adjust it in the settings. For Apple, you can also call 100 10, and they will teach you how to do it.