iSpring's Presentation Explorer allows you to insert interactions into PowerPoint slides using the Object column.

 

To add an interaction to a particular slide:        
  1. Click the Interaction button in the Object column
  2. Select one of the options from  the drop-down menu:

Once you add your interaction to a course, you can open it for editing in iSpring Visuals or remove it from the slide.

Read iSpring Visuals User Guide to learn how to create interactions.