Apply a Design Theme
When you want to change the look of your presentation, apply a design theme. To apply a design theme:
Change the Color Scheme of a Design Theme
Once you have selected a design theme for your PowerPoint presentation, you are not limited to the color of the theme as it is currently applied. To change the theme colors:
Font Families Are Part of the Design Themes
Each design theme is assigned a font family. After you select a design theme for your PowerPoint presentation, change the font family to one of the many groupings in PowerPoint. When you change theme fonts, the text in titles and bullet points update throughout the presentation. To change the fonts used in a presentation:
PowerPoint Theme Effects
When you want to add effects to objects in your presentation, choose one of the built-in effects. Apply shadows, fills, lines and more to throughout your presentation. To apply an effect:
Hide Background Graphics on the Design Theme
Sometimes you want to show your slides with no background graphics. This is often the case for printing purposes. The background graphics will remain with the design theme but can be hidden from view. To hide background images: The background graphics disappear from your slides but can be turned back on at any later time by removing the check mark in the box.