Set Finder Preferences
The Finder is the application that controls the OS X desktop, how files and folders are managed, and many other aspects of the way your MacBook Pro operates. Like all the other applications you use, the Finder has a set of preferences you can configure to change the way it looks and works.
You change Finder preferences using its Preferences command. The resulting dialog has several tabs that you use to configure specific aspects of how the Finder looks and behaves.
Set Finder Preferences
Open the Finder menu and choose ...