Does World of Warcraft charge for binding accounts with mobile phones? If so, how to collect it, and in what way can it play a security role after binding?

It seems that a short message fee (1 yuan? )。

There is an account locking function, that is, if you are disconnected abnormally in wow, or the password is wrong and you can't log in, you can lock the account and immediately kick the characters in the account off the line (usually only a few seconds depending on the network delay), so as to protect your property from the loss of hackers as much as possible.

This function is to use the bound mobile phone to send short messages to the designated number of wow official website. This is introduced in official website, and you should know it.