Put a background picture on your slides

You can use a picture as the background for a slide or slides. You can adjust the picture's transparency after you add it to the slide.

Insert a background picture on a slide

Right-click the margin of the slide and then select Format Background.

Format Background
In the Format Background pane, choose Picture or texture fill.

Picture or Texture Fill
Under Picture source, select Insert, and select where to get the picture from:

Picture Source
To adjust the picture's relative lightness, slide the Transparency bar to the right.

Transparency
To apply the background picture to all slides in your presentation, choose Apply to All.
Apply to All

Select a slide that has the background pattern or picture you want to remove.

Background Pattern
On the Design tab of the toolbar ribbon, in the Customize group at the far-right end, select Format Background.

Format Background
In the Format Background pane, under Fill, select Solid Fill.

Solid Fill
Select the down arrow next to the Color button. A gallery of colors appears. Select the white color.

Your current background is removed, and the background of the slide is now white.

Color
If you want to make the same change to the other slides in the presentation, choose Apply to All at the bottom of the Format Background pane.

Format Background