**This article relates to AirParrot 1. As of September 2016, support for AirParrot 1 has ended. We encourage you to upgrade to AirParrot 2 for the best compatibility with new devices.**
Keynote uses a slightly less than standard presentation layer that requires one small step for it to work smoothly with AirParrot. You'll need to enable the "Use with Exposè" setting in the Keynote preferences. That should get everything working smoothly for you!