Most of the time, SmartArt graphics work great with their default looks — yes, you can change your SmartArt graphics to other layouts and you can also change the Theme colors or apply a SmartArt Style to make your SmartArt appear distinct and unique. What many users don’t realize though is that you can change the actual shapes within a SmartArt graphic — for instance you can change some circles in your SmartArt graphic to squares with a mere click or two!
Learn how to change shapes within a SmartArt graphic in PowerPoint 2010 for Windows.

