1. Open the settings application.
You can open it by swiping your finger to the right on the home screen (or clicking the "Settings" icon).
2. Enter the "wallpaper" settings.
In the settings application, find the wallpaper option (usually in the display and brightness or personalization category), and then click enter wallpaper settings.
Select wallpaper source
In wallpaper settings, you can choose the wallpaper provided by the system, or you can choose pictures from the photo album as wallpaper. If you select a picture from an album, please find the picture you want to use, click and hold the screen, and then select "Use as wallpaper".
Set wallpaper
In the setting wallpaper interface, you can choose to display the wallpaper in full screen or customize the wallpaper. If you choose to display the wallpaper in full screen, please adjust the wallpaper to fit the screen size and confirm whether it is suitable. If you choose a custom wallpaper, you can adjust the size, position and transparency of the picture as needed.
5. Complete the wallpaper setting
After confirmation, the wallpaper takes effect.