How to solve the SMS protection of World of Warcraft?

I must be anxious to see so many points from the landlord. Let me answer that. There's no need to panic, little man. Advanced pass, and then find the account security lock (yes, account security lock) to unlock this lock. If you forget the security lock password, please use the ID number corresponding to your account to reset the password before unlocking.

PS: Because the mobile phone security lock and the account security lock actually share the same password.

Immediately after the solution, charge two cards to untie the mobile phone, and then tie your own mobile phone. Because others have mobile phones tied, they will re-lock the security lock of their mobile phones as long as they send a text message.