You can change the background to anything you like if you're using Powerpoint to create presentations: a picture, a color, a gradient, or even an in-motion video. You'll know the best background for ...
Now let us see these steps in detail. On the Selection Pane, hide every placeholder on the first slide. Close the Selection Pane. Go back to the Slide Master tab and click the Background Styles button ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果