Essential

Layer Masks Explained: The One Feature You Must Master

If you only learn one thing in Photoshop, make it layer masks. I’m serious. You can fake your way through most of Photoshop with auto settings and presets, but masks are the thing that separates someone who uses Photoshop from someone who actually knows Photoshop. What Is a Layer Mask? A layer mask is a grayscale image attached to a layer that controls where that layer is visible. White areas show the layer.