- Open Gimp
- Take the healing tool
- Find a place where the picture is intact with ⌘
- and press ⇧ (Shift) ⌘to the same time and choose a spot, which you want to edit
You can also use it to remove other stains, such as crumbs, dust on objects
You can also use it to remove other stains, such as crumbs, dust on objects