Though you can always choose a premade template, you may want to customize your PowerPoint slide backgrounds manually. You can add a custom background to one or more slides, and you'll also have the ...
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 for ...
PowerPoint has a great set of special effects, graphics, animations, and template themes. There’s just one problem: Everybody else has the same effects, animations, and template themes that you have.