In case you're new to apple keynote, Apple's solution to Microsoft's PowerPoint, you might be new to both the interface and the designs altering devices. Keynote offers a wide assortment of choices in the kinds of pictures you can bring into your introduction. When you place your pictures into your slides, you'll no uncertainty need to alter or change them. Play out this capacity through the "Change Image" window, which offers numerous alternatives.

Apple keynote image | Apple keynote presentation