Using Café to edit the scene background is as follows:

1, open the coffee screen, click mine, and log in with your mobile phone number without a password.

2. Click "Material Library" below, and the background material with pencil icon in the lower right corner can be edited.

3. Click one of the backgrounds to open it, and then click Edit below. The text and pictures in the blue dotted box on the background can be edited freely.

4. Click on the product that appears in the material, and you can add your product drawing from the local photo album.

5. Then click on the picture to be added, and click Replace to directly replace your picture with the background material.

6. If the background of your picture is messy, you can select the picture and click "matting", and Kaying AI will help you to deduct the professional product picture without background with one click. After the matting is finished, click Finish, and this picture will appear in the background material.

7. Click on the text in the material, enter your text, and click "Finish" in the upper right corner to modify the text.

8. After editing the pictures and words in the material, click "Save", and this background will be saved in "My Material", so that you can use it as your live background picture during the live broadcast.