Don't worry, follow the steps to color and rich your slideshow!
Step 1 Open your powerpoint file, click the slide or slides you want to change background style.
Step 2On the Design tab, click Background Styles
- Right click the background style you want. Then you can Apply to Selected Slides.
- Click Background Styles - Format Background.
Under Fill, you can customize your background style.
1. Customize a solid color background for your presentation
2. Customize a gradient background for your presentation
3. Add a texture background
4. Use a picture as a slide background
5. Delete or reset slide background
You can find multiple types of PowerPoint backgrounds: