How to change the background when you wake up:
1. Open the wake-up application and click Import.
2. Select the picture you want to change to the background.
3. After entering, click "Sticker" on the function bar at the bottom.
4. Click "Import Picture"
5. Select the picture that needs matting.
6. Start matting, and you can manually select which parts are needed.
7. Click √ Save.
8. You can change the cut background. Click "Stickers" to slide to the bottom, and you can also see all the matting stickers.