Damaged photos can be repaired using photo manipulation software such as Photoshop. These programs can either reconstruct photos to a point where they look completely new, or they can make minor repairs that improve the quality of the photo. Photo manipulation professionals performing touchup services for clients should find out exactly what their clients want in the photo repairs. But photo manipulation experts working on their own photos can do whatever they want with a photo.
Inspect the scanned image on your computer and assess whether or not the image is clear. If the image is not clear, rescan it at a higher resolution. Inspect the scanned image on your computer and assess whether or not the image is clear. If the image is not clear, rescan it at a higher resolution.
Slide the threshold slider all the way to the left. Then slide it slowly to the right until the dark pixels come into view. Note this location as the darkest part of the photo.
Draw around the areas that you want to keep with the "edge highlighter tool," sectioning them away from the areas that you do not want to keep.