Do mobile phone tokens need money and traffic?

It doesn't cost anything, unless you choose to send a short message when you bind the QQ token (that is, you are prompted to send it with the number of the bound mobile phone, which is convenient to bind, and the information fee is 1 dime). You don't need to spend traffic when you use it (try taking out your mobile phone card if you don't believe me). To modify passwords and security settings, you only need to use the mobile phone token of version 3.0 or above, but it's not much ~ I hope it can help you …