You do most of your work in apps, but you manage your files in the Finder. This window and file manager is the heart of OS X, and offers a plethora of features for working with files: sorting, tagging, copying, moving, etc. There are also a number of ways to work with windows in the Finder, using multiple windows, or just using tabs in a single window. Here are six ways you can super-charge your Finder windows.
View more info
When you’re in the Finder, you are looking at files and folders, are two view options that can help you work more efficiently by showing you more information about your stuff. In the View menu, choose Show Status Bar and Show Path Bar. As you can see below, the Status Bar is at the bottom of the window, and shows the number of items in the window, how many are selected, and how much free space remains on your disk. And the slider at the right of the Status Bar lets you change the size of icons in your window.
Read more here:: 6 ways to super-charge your Finder windows