Layers are a very important part of graphics work. Photoshop layers are like sheets of stacked acetate. You can see through transparent areas of a layer to the layers below. You move a layer to position the content on the layer, like sliding a sheet of acetate in a stack. You can also change the opacity of a layer to make the content partially transparent. Layers are used to perform tasks such as compositing multiple images, adding text to an image, or adding vector graphic shapes. You can apply a layer style to add a special effect such as drop shadow or glow.
You can create layers in Photoshop document in three different ways. In this tutorial, we will teach you how to create a new layer in Adobe Photoshop.