Add Transitions to each slide

Go to theĀ TRANSITIONSĀ tab.

Add a different type of transition to each slide using the drop-down menu.

When you click on the drop-down menu, you will get lots of options.

When you've added a transition to the slide, you'll see a little star at the bottom of the thumbnail...

When you've added transitions to each slide (and you'll see the stars), then go on to the next step.