In this way, users can manage each item in a mouse click. Layers palette in Photoshop Mac Version enables users to draw or design different areas of the canvas in layers and stack the layers up in a particular order. The palette area features all the tools for manipulating the picture. The parameters panel displays which tool is currently selected for use. The toolbar contains all the tools that may be used to edit a picture. It provides access to the main menu commands and interface management.