Why can't Telecom receive the verification code of Yixin?

Hello, first of all, please confirm that the mobile phone number you entered is correct, and rule out that you can't receive the verification code because of the wrong mobile phone number. If the number is correct, please check whether the verification code message has been intercepted in the trash can, please open the trash can of the message, and then check whether there is a verification code of Yixin. If not, please confirm whether your E-mail client is the latest version, upgrade E-mail to the latest version, and then get the verification code test in the registered account. If it is still unavailable, the user can call the telecom customer service for feedback processing.