1. Open Meitu Xiu Xiu software on the computer.

2. Click the Beautify Pictures option in the main interface.

3. Add the picture you want to decorate and import it by clicking the "Open Picture" button.

4. Find and click the background change column on the left side of the interface.

5. Finally, select the transparent background option.

6. Desktop wallpaper: Desktop wallpaper is the desktop background picture set by the computer and the most important part of beautifying the computer desktop. Setting our favorite computer wallpaper as the desktop can make us feel more comfortable when using the computer.