Visit the Amazon Appstore on your Kindle Fire Tablet or Fire TV to determine if your device is compatible and download the Nat Geo TV app. The Nat Geo TV app requires these minimum system requirements for Amazon mobile devices:
You must have a high speed Internet connection with consistent download speeds of 1.5 Mbps or better.
You must be using an Amazon Kindle Fire Tablet or Fire TV with Fire OS 5.0 or above.
You must download and install the Nat Geo TV app from the Amazon Appstore.