Step 1-Enable apps from unknown sources
-From your Amazon Fire Stick home screen go to Settings and then to Device.
-Go to Developer Options.
-Enable Apps from Unknown Sources. Click Yes on the warning.
Step 2 – Install Downloader app on amazon fire TV
-Go back to Amazon Fire TV home screen and scroll to the Search option (top right, right beside the Home option).
-Type in Downloader in the keyboard which shows up, or click the microphone button and say Downloader
-Once you have typed in Downloader scroll down, make sure Downloader word is highlighted and press the Select button (centre circle) on the remote.
-On the next screen, select Downloader and then on the next screen press Get.
Step 3- download the APK
-After you open the Downloader app, highlight the text box and click on it, then type the link below:
Step 4 -click download, then install
-After you download the APK file, install it by clicking Install in the lower right corner.
-After installed, click Open
-Type your username and password.Account name