You can't. According to the usage rules of Tik Tok, when users use Tik Tok, they need to use QQ account, micro-signal or mobile phone account to register and log in, and after logging in, they need to carry out real-name authentication. After real-name authentication, it cannot be changed. Therefore, even if Tik Tok binds Daren and changes the Tik Tok account, it is still impossible to change the real name.