You can skip a slide when your slideshow plays without deleting the slide from your document.
Select the slide or slides in the slide navigator, outline, or light table view, and then choose Slide > Skip Slide.
Hold down the Control key as you click the slide, and then choose Skip Slide.
Select it and then choose Slide > Don’t Skip Slide.
Hold down the Control key as you click the slide, and then choose Don’t Skip Slide.
If you frequently skip slides, you can add a Skip Slide button to the Toolbar. To learn how, see The Toolbar.