A family of Microsoft presentation graphics products that offer tools for creating presentations and adding graphic effects like multimedia objects and special effects with text.
Hi,
First determine the custom layout that is being used by the first slide. Once you have determined that switch to the slide master view and select that layout. Now, right-click on the layout and choose Format Background and tick the option to 'Hide background graphics'. Click OK. This will hide all the on the slide master and not show up on the layout.