How to modify the user name Zhihu under the user?

1, open Zhihu first, and click the mine in the lower right corner.

2. Secondly, click to enter the personal homepage.

3. Then click Edit Information.

4. Finally, click the user name to modify it, and then click Save in the upper right corner. Username (English name: username) is one of the network terms. Is the account name of the login, that is, the identification code of the website.