At this time, embedded videos in a PowerPoint file are not supported within Brainshark. You can, however, upload the video file as its own slide directly through Brainshark.
To upload your video file as a slide:
- Log into your Brainshark account
- Navigate to the Edit mode of the presentation/course
- Select Add Slides > Add Video Slide from the 'Things you can do' panel on the left-hand side
- Choose the video that you’d like to add to the Brainshark presentation, and edit the title as desired
- Click Save
NOTE: To change the order of the slide in the presentation, navigate to Manage Slides from the 'Things you can do' panel and use the up and down arrows under the slide number column to change the order. You can also use the green arrows 
to drag and drop your slides as needed.