1. At first, we should find the setting option in our mobile phone and click it in, then we can see the corresponding page of system settings. Find the desktop and wallpaper in a list of options.

2. Then we can see the wallpaper options. After clicking in, we will see many wallpaper materials that come with the system. Choose one that you like.

3. After loading the photo, select an appropriate part, and there will be a small check mark in the lower right corner. Click the small check mark to confirm the wallpaper clipping.

4. Next, we choose to set it as the desktop. Through this operation, we can set the mobile phone back to the default desktop of the original system.

summary

1. open settings-desktop and wallpaper-wallpaper.

2. Select wallpaper and cut it.

3. select set as desktop.