Learn how to insert a watermark in Microsoft PowerPoint presentations. You can add a Draft text or an image watermark using the Slide Master.

The function of the Slide Master is to control the look of the presentation. Learn How to use the Slide Master in PowerPoint the easy way.

Click the "Insert" tab and then select "Picture." Browse to the image you want to use and double-click to insert it on your master slide. Click on the "Picture Tools: Format" tab in the Office ribbon.

Use a video to add a bit of movement behind your text in a Microsoft PowerPoint slide.

You can change the background of your PowerPoint slides using the "Format Background" feature located in the "Design" tab.