This way, you will always have a backup layer if something messes up. Just a few clicks and a stroke adjustment will do the trick!ĭuplicate the layer you want to create a border around. This option is one of the easiest techniques since you don’t need to make any selections. Rather than focusing on a particular section on the image, this effect will create a border around the whole picture. The first way you can outline an image in Photoshop is to outline the entire photo.