How to Change System Colors & Fonts on a Mac By: Jason Hendricks Updated on: April 05, 2017 More Articles Connecting an EGR Valve to an Engine System How to Get Rid of Blackheads on the Nose How to Properly Bleed Your Brakes Tips on Getting Rid of Mice How to Remove a Wheel From a Car Related About the Author Jason Hendricks is a Macintosh genius who works for the Mac Store in Denver, Colo.