Visit the Home screen on your Amazon Fire TV.
Go to the the Search menu and type "3DTV ClassIX"
The 3DTV ClassIX app should appear in the results. Please click on the icon.
Click on the Download button to install the application.
Launch the app and you will now be prompted to enter your account information. If you have not created a and account yet, you must do so at the Sign Up page first.
Once your account is created, you should be able to sign in using the email address and password you provided during the registration. Enjoy!