First, open the setting interface of vivo mobile phone and find the desktop screen lock and wallpaper options.

2. Click the corresponding options, enter the screen saver and wallpaper interface, and find the desktop settings.

3. Click Desktop Settings. After entering the desktop settings, find the zoom-out option and click.

4. Click to enter the screen saver wallpaper size setting interface, and adjust the lower knob.

5. Click OK after zooming out to complete the zoom-out setting of the screen saver wallpaper of vivo mobile phone.