What does Baidu know? Can you change it?

Baidu knows that nicknames cannot be changed. Baidu knows that nicknames have a chance to be named. If they have been named, they cannot be modified. The account name is unique.

How to judge whether an account has been named;

Log in to Baidu account, enter Baidu Know Home page, and check whether there is a user name in the account information. If there is no user name, it will be displayed as no user name. Click to name it.

Log in to Baidu account and enter Baidu Post Bar at will. If you don't have a user name, you will be asked to provide one. If you already have a user name, you will not be prompted.