1. First, let's open the volcano speed version of the small video APP. In the open interface, click the avatar in the red box in the upper right corner.

2. Secondly, we click on the avatar in the red box in the upper right corner.

3. We can see our account information again, click the red box and open the account information bar.

4. Finally, the Edit Data page appears. We can see the relevant information of the account. Click on the nickname and press the cross to delete the original text and enter a new nickname.