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

To add alt text to images in PowerPoint, or edit an image's existing alt text, select the photo and choose "Edit Alt Text…" from the Picture Format toolbar. When you add an image to PowerPoint ...

In addition to the multiple image support, users who add images with people in them will now get the benefit of a new facial recognition capability in Designer.