Understand the difference between PowerPoint templates and themes …
A theme is a predefined set of colors, fonts, and visual effects that you apply to your slides for a unified, professional look. Using a theme gives your presentation a harmonious appearance with minimal effort.
Download free, pre-built templates - Microsoft Support
You can download free, pre-built document templates with useful and creative themes from Office when you click File > New in your Office app. Templates can include calendars, business cards, letters, cards, brochures, newsletters, resumes, cover …
Apply Themes to presentations in PowerPoint - Microsoft Support
A fast way to give your slides an attractive, professional look in PowerPoint is to apply a theme. Apply a theme to all slides, or specific slides, for a unique impact. Select Design. Hover over the Themes to preview how it looks, and select the one you like.
Add color and design to your slides with Themes
Apply a template to your presentation. What is color theory? PowerPoint provides a variety of design themes. Learn how to add color and design to your slides with themes to give them a distinctive appearance.
Create your own theme in PowerPoint - Microsoft Support
Applies To. To make a custom theme, start with a built-in Office theme and modify it by changing any of the colors, fonts, or effects: Change the theme's color, font, and effect settings. Save the settings as a new theme in your theme gallery. These steps are described below.
Add, edit, or remove a placeholder on a slide layout
In PowerPoint, a placeholder is a pre-formatted container on a slide for content (text, graphics, or video). The pre-set formatting makes it easier to format slides consistently. You format a placeholder in Slide Master view. Then you use the placeholder—add content …
Apply Themes to presentations in PowerPoint - Microsoft Support
A fast way to give your slides an attractive, professional look in PowerPoint is to apply a theme. Apply a theme to all slides, or specific slides, for a unique impact. Select Design. Hover over the Themes to preview how it looks, and select the one you like.
Save a slide design (theme) as a template - Microsoft Support
A template includes a theme, but also contains instructions in placeholders suggesting what to insert and what types of information the user of the template might want to include. Save a presentation with a theme (slide design) applied, and save it as a template (.potx file).
Set a default theme for your presentations - Microsoft Support
On the Design tab, select the arrow under Themes. Point to the theme you want to set as default, right-click it, and select Set as Default Theme. The next time that you open a new presentation, it will open with the theme that you set as the default.
Create a template - Microsoft Support
Microsoft Templates and Themes. Download free, pre-built templates. Free background templates for PowerPoint. Edit templates
Use multiple themes in one presentation - Microsoft Support
Use multiple themes in a presentation. Your presentation currently has one slide master with a theme applied. To add a second theme, add another slide master with a different theme. Here's how: On the View tab, pick Slide Master. On the Slide Master tab, pick Insert Slide Master. A second slide master is inserted in the thumbnail pane on the left.