If you’re like most people, you probably use Illustrator to create illustrations and graphics. But if you want to duplicate artboards in Illustrator, there are a few steps you need to take. First, open Illustrator and click the Duplicate Artboard button. Then, select the artboard you want to duplicate from the list of artboards. Click the Duplicate button and then select a size for your new artboard. Finally, click OK to create your new artboard.