Adding rounded corners to your objects in Adobe Illustrator is an easy feat, given you know how to work with Illustrators so-called "Live Corner Widgets." However, adding rounded corners does not always work in the exact same way. For instance, to add round corners to text (letters), you will first need to create an outline around your text before you can actually round the corners by using the Live Corner Widgets.
In this tutorial, you will learn how to add rounded corners to both images/pictures and also to text (letters). Enjoy.
0:00 Intro
0:19 How to Add Rounded Corners to an Image in Adobe Illustrator
3:58 How to Add Rounded Corners to Text (Letters) in Adobe Illustrator