The Doujia background image can be set by the anchor, the specific steps are as follows:

1. Log in to the assistant live broadcast room, in the "Settings" on the left, open the "Room Background" page;

2. Switch to the "Custom Background" tab and click the "Upload Picture" button;

3. Select the picture and upload the selected picture;

4. Edit the picture and adjust the background width and height according to your needs;

5. Confirm the settings, click the "Confirm" button, and you can see the new background picture.