Use transparent images as backgrounds for a cohesive presentation You can use the same image as a background for every slide ...

4. After you find the image that you want to use as your background, click "Select" and it will immediately change the background for the current slide in your presentation. To exit out of ...

You can add any image, shape, text, or object to lock with ease via the master slide. Whenever objects appear in your master slide, they will show up on every slide located in your presentation ...