Add a live camera feed to your slide show

Choose a slide, and on the Insert tab, select    Cameo. 

Select the  ​​​​​​​Preview icon in the placeholder to start the camera feed.

Select the camera object on the slide and on the Camera Format tab choose effects like Camera Styles, Camera Shape, Camera Border, and Camera Effects.

Use the object handles to adjust camera size and placement on the slide.

On the Slide Show tab, select From Beginning to present using cameo.

In Normal view, on the Insert tab, select   Cameo.

Select the cameo placeholder on the slide. You can drag to reposition it.

On the ribbon, select the Camera Format tab to apply effects like Camera Styles, Camera Shape, Camera Border, and Camera Effects.

On the Slide Show tab, select From Current Slide to get a preview of the how the camera object appears on the slide when you're presenting.