Microsoft. 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 ...

Here's how to use the "Format Background" feature to change your PowerPoint slide background. Check out the products mentioned in this article: Microsoft Office (From $149.99 at Best Buy) ...

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.