Fig. 1 Find the template in the task pane:
In the Slides
tab, select the slide(s) you want to apply one of the design templates to.
Look in the Used in This Presentation
area of the Slide Design
task pane for the design template you want to apply.
Fig. 2 Click the arrow on the template thumbnail, and click Apply to Selected Slides.
When you're using more than one design template, how do you make sure the right template gets applied to the right slide or set of slides?
Working in normal view, use the top portion of the Slide Design task pane, the Used in This Presentation area. It conveniently groups the design template thumbnails that are being used so far.
Apply a design template from this area. The pictures detail the exact steps.