Working with the Ribbon in PowerPoint 2011 is intuitive to a very large extent — and it certainly involves a little more than just learning to minimize and maximize the Ribbon tabs. In fact, you can customize to the extent of hiding the entire Ribbon altogether — or changing the Ribbon tab color from orange and a more muted gray. You can also show or hide group headings within individual tabs, etc.
Learn about preferences that allow you to customize your Ribbon in PowerPoint 2011 for Mac.

