How does the mobile phone receive Tik Tok six-digit verification code?

The mobile phone receives the Tik Tok six-digit verification code as follows.

1, click Help and Settings, Tik Tok login interface, and click Help and Settings in the upper right corner.

2. Select the mobile phone number binding, enter the help and setting interface, and enter the mobile phone number for verification, then the mobile phone number binding is successful. The received SMS is a six-digit verification code.