Yes, you can recover deleted photos from Samsung Galaxy S20. Just simply go to open the Samsung Cloud and found the deleted or lost photos. In case, if you didn't find anything you can try free tool such as U.Fone [link|https://www.android-iphone-recovery.com/ufone-android-data-recovery/|Android Data Recovery|new_window=true], which will conduct a deeply sacnning from your Android Phone Internal storage memory and recover deleted photos.