You can choose where to place the image on a slide.
To change the image position on the slide, select the image with the left mouse button and use one of the methods:
•Click the / button on the Toolbar or click to the right of the button and select the desired option from the drop-down list.
•On the menu, select and select the desired option from the drop-down list.
•Right-click the image and select the desired option from the context menu.
•Press Ctrl+Shift+] ( + +]) to move the object to the foreground, Ctrl+] ( Cmd+]) to move the object forward, ++ ( + +) to move the object to the background, + ( +) to move the object backward.