Represented by the blue icon with the smiling face, the Finder is the home base for your Mac. You use it to organize and access almost everything on your Mac, including documents, images, movies, and any other files you have.

To open a Finder window, click the Finder icon in the Dock. To go to the Finder without opening a window, click the desktop.

A blue arrow pointing to the Finder icon at the left side of the Dock.