Changes the stacking order by moving the selected object in front of an object that you specify. The screen location of the selected object does not change.
Choose Shape - Arrange - In Front of Object (Office Draw only)
Open the context menu of a selected object and choose Arrange - In Front of Object
On the Drawing bar, open the Arrange toolbar and click:
In Front of Object
Select the object(s) that you want to move to the foreground. Right-click and choose Arrange – In Front of Object, and then click an object in your slide.