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How to Change Slide Size for an Apple Keynote Presentation

Apple Keynote presentations default to the 4:3 aspect ratio, but that's not always the size you need. Not all displays have the same resolution, so it's good to know how to resize slides.

Here's how to change slide size in Keynote:

2. Click Standard.

3. Choose Widescreen or Custom Size. If you select the latter, you'll be given the options to name custom height and width in pixels.

You've changed the size of your presentation slides. Since Keynote didn't automatically adjust content to fit (which PowerPoint does), it's time to resize content.

After graduating from Bard College a B.A. in Literature, Henry T. Casey worked in publishing and product development at Rizzoli and The Metropolitan Museum of Art, respectively. Henry joined Tom's Guide and LAPTOP having written for The Content Strategist, Tech Radar and Patek Philippe International Magazine. He divides his free time between going to live concerts, listening to too many podcasts, and mastering his cold brew coffee process. Content rules everything around him.