iWantTFC works best with the following Samsung Smart TV model groups; 17TV_STANDARD, 17TV_PREMIUM, 18TV_STANDARD, 18TV_STANDARD2, 18TV_STANDARD1, 18TV_PREMIUM, 19TV_BASIC2, 20TV_BASIC2, 20TV_BASIC1, 20TV_STANDARD, and 20TV_PREMIUM.
To know the specific TV Models under these groups, you may click here.
To learn more on how you can check the model of you Samsung Smart TV, you may click here.