Step 1 – Preparing the Document

Open an image to edit.

Image from

Step 2

Duplicate the layer (Layer> Duplicate Layer or Ctrl+J) and change the blending mode of the new layer to Screen.

Layer duplicated and blending mode changed to screen.

  1. Add a layer mask to the top layer (Layer> Layer Mask> Reveal All). Make sure that the layer mask is selected.

    When the layer mask is selected, there is a white outline around the thumbnail of the layer mask in the Layers pallet.