PNG Tree This library has a lot of PowerPoint resources from text effects and backgrounds, to illustrations and icons, so take your pick. Its clipart collection has all images in convenient PNG format that you can easily adapt to your slides. 4. Clipart Max A rather smaller gallery for presentation clipart graphics, worth checking out.

To save a slide as a .PNG file in PowerPoint, first make sure all elements are on the background without losing spacing and alignment by hitting CTRL+A and using the down (or up) arrow key. Finally, save the slide as a .PNG file.

Free Download for Pro Subscribers! Browse 2,876 Slide PNGs with transparent backgrounds for royalty free download.

A rather smaller gallery for presentation clipart graphics, worth checking out. Clipart Max offers all its graphic for personal use only, so if you need to present on a local level, you can take advantage of the variation in styles and topics PNG images. 5. Clipart Library