media placeholder
Most presentation themes have media placeholders you can replace with your own images or video. Media placeholders have an icon in the lower-right corner.
![An image with the Replace Image button.](https://help.apple.com/assets/647E6ADA8D65E421426CD41B/647E6AE08D65E421426CD439/en_GB/5b9f7f7eefb4198978a707dd14ce41ae.png)
To add your own content, click the icon in the corner of the placeholder and choose a replacement. You can also drag a photo or video from your Mac to the placeholder.