Como alterar o plano de fundo de um slide no PowerPoint?

A background is the color, gradient or picture behind your slide’s content. By customizing it, you can add a unique look that reflects your topic or personal style.

1. Right-click on the slide where you want to change the background and select Format Background.
2. In the Format Background pane, choose Solid Fill. To the right of Color, click the box and pick a color.
3. You can also use a picture as the background. To do so, repeat the previous step and select Format background, but this time choose Picture or texture fill.
4. Click on Insert Picture from a File and choose the image that you want to insert as the background.
5. To apply the image as the slide background, click Insert.