I bought the Hearthstone gold coin account on Taobao, changed the password, changed the email password, enabled SMS service, and enabled password protection. Just don't know

The purchased account is not safe. Generally, conscientious account sellers will not retrieve it maliciously. However, it is not ruled out that there are people with bad character. If they want to retrieve it, they can appeal to get it back. But it’s only a chance. Now you have more information, so you don’t have to worry. It’s not easy to fight by hand, so don’t forget to take it.