First, turn on your Roku device and TV. Search and select the Nat Geo app on the home page. Press the OK button on your Roku remote. Then on the next screen, click the add channel button. Return to the home page and launch the Nat Geo app after the Nat Geo app installation is complete. Visit the website https://www.roku-private-channels.net/how-to-activate-natgeo/ on your smartphone or computer. Enter the activation code displays on your TV screen. Then, click the continue button. Choose your TV provider. Now, you can sign in to your Nat Geo account or create a new account for a new user. After completing the sign-in procedure, you can start to stream your favorite dramas, documentaries, and a lot more. For more information about NatGeoTv.com/Activate Roku, please contact our customer service right away Call Us@+1-820-300-0440.