To make an image transparent in PowerPoint, you have to change the opacity of the image - and you can do it for the whole image or a part.

You can make a picture transparent in your PowerPoint slides so that you can add text over it or use it as a background.

Learn how to format the background in PowerPoint by customizing options such as solid fill, gradient fill, picture or texture fill, and pattern fill, etc.

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

In this PowerPoint tutorial, I’ll show you how to use a gradient fill to make a hollow circle spin. The remarkable thing about this technique is that it requires only one shape and one animation.