1. Enter Douyin App, click the "Me" button in the lower right corner to enter the personal homepage.

2. Click the three dots in the upper right corner to enter the "Settings and Privacy" page.

3. On the "Settings and Privacy" page, click the "Account Management" option.

4. On the "Account Management" page, click the "Live Broadcast Management" option.

5. After entering the "Live Broadcast Management" page, find the "New Anchor" option and click the "Edit" button.

6. In the "Edit New Anchor" page, you can set the new anchor's nickname, avatar, introduction and other information. After the settings are completed, click the "Save" button.

7. After the settings are completed, return to the live broadcast interface. The nickname of the new anchor will be displayed below, and the audience can see and interact with it.