After installing EndNote 20, a new  EndNote 20 tab  will  appear in  PowerPoint 2010 (or later)

You can now add references from your EndNote library to your PowerPoint presentation.

• Have your EndNote library open
• Open your PowerPoint presentation and open the EndNote 20 tab
• Go to EndNote and select the required style
• Click on a text box within a PowerPoint slide where you wish to add a citation
• Select the required reference(s) in EndNote and in PowerPoint click EndNote 20 - Insert Selected Citation(s) to insert citation(s) on slides as required.

To add complete references to the last slide

•  Select the last slide in your presentation
•  Select the required reference(s) in EndNote and click Insert Selected Reference(s) on the PowerPoint ribbon