Follow these steps in case you want to have a slide index with your screencast.
1. read the article How do i make a Screencast
2. Ignore step 5
3. Click Advanded Mode
4. Select Capture in the menu
5. Adjust When Video Source = Slide Source setting
- select Capture Slides
- Continue with Update
Now you are set to record your screen but also capture slides at the same time.
When you watch the screen-cast in the player, you will see the screencast on the left and the slides on the right side. To hide the large slide, you select the option video only.
This can also be force by adding &layout=6 behind the link. E.g.: