1. First, you need to find and open Meitu Xiu Xiu APP software on your mobile phone.

2. Next, select "Beautify Pictures" at the top of the page.

3. Next, select the picture that needs to be modified.

4. Next, select the Eraser Pen indicated by the red arrow at the bottom of the page.

5. Finally, just smear it on the place that needs to be removed in the picture.