To delete all animations from a slide at once, click the first item in the list, press and hold the SHIFT key as you click on the last item in the list, and then click the red X.
At the top of the pane, click the arrow keys to change the order of your animations, or click the red X to delete an animation. Move or delete an animation Select the effect in the Animations pane.In the Animations pane, you can do any of the following: Tip: If you don't see the Animations pane, make sure you are in Normal view, and then click Animation Pane on the Animations tab. › █ █ █ Powerpoint For Mac 2011 Animation