Do you like some of the desktop background images that Apple includes with Sierra? Ever want to get to the image file itself to use in a project? You can do so by simply going to System Preferences, Desktop & Screen Saver, selecting the image you want from the Apple/Desktop Pictures list as your Desktop. Once you see it in the preview rectangle at the top, drag it from that preview rectangle to the Finder to export it.
Mac Video Tutorials and Tips for Apple Users
