Deck Background Video
You can use a short video instead of a static image for your deck background.
Here are the steps to upload the video:\
Step 1: Click on 'Edit Background'
Step 2: Click on 'Image Picker' at the top right of the background editor
Step 3: Click on 'Video Background' at the top right of the pop-up screen.
Use a short MP4 that loops smoothly, then preview how it looks behind the map. The editor will indicate if a file cannot be uploaded.
Here's a video tutorial on how make background videos with perfect loops in PowerPoint:
Here is an example deck that has a wonderful video background:
