Yes, the 4 phones in the S20 family have an object eraser that allows you to remove something you don't want from a picture. If you have never used this feature before, you can start right now by heading to your Gallery App -> Choose a picture you will like to remove an object from -> Tap on edit -> Tap on the menu button to show more options -> Select the Object Eraser from the list -> Highlight what you want to remove and tap on erase.