Launch Microsoft PowerPoint, and open the PPTX file for which you want to use a GIF as the background. Select the appropriate slide. Click the "Design" tab, and locate the "Background" section.

You can change the background to anything you like if you're using Powerpoint to create presentations: a picture, a color, a gradient, or even an in-motion video. You'll know the best background ...

Though you can always choose a premade template, you may want to customize your PowerPoint slide backgrounds manually ... use this image to fill the slide. Related coverage from Tech Reference ...

Microsoft PowerPoint is a powerful presentation program that offers a variety of features and tools. In this post, however, we will learn how to customize and format the background of a PowerPoint ...