Episodes can be found on the homepage of abc.com/activate , the home screens of the ABC apps, and in the shows section. Many new episodes are also available for purchase on download services such as iTunes, Amazon Instant Video, or with a streaming subscription to Hulu. If you can receive all other ABC channels except ABC HD, the most likely cause is your television or set top box is not compatible with high definition broadcasts in MPEG-4. Newer televisions have this capability, but if you are currently unable to watch ABC HD don't worry there is no exclusive content on ABC HD. Go to abc.com/activate from a different device that has a browser like a PC or a smartphone. Enter the activation code and click Continue Select your TV provider and sign in to your account. After your activation code is confirmed effectively and signed in to your account, you can now watch ABC channels on your Amazon Fire TV. All you need to do is follow the correct abc.com/activate detailed guide and then watch ABC content at no cost. ABC is the American Broadcasting Company, popularly known as ABC is a well-known commercial broadcast TV network that operates under the brand name company of Walt Disney Television.