Step One:
First you have to enable “downloads from unknown sources” and “debugging mode” in the developer options. To do this, please Go to > Settings > My Fire TV > About > My Fire TV Stick 4K or My Fire TV Lite > Click On It For 7 Times Until The System Says (Already A Developer).
Then Go back to > Settings > Device or My Fire TV > Developer Options > Set both to ON
Step Two:
Install the Downloader app, you can install this app by searching for it on the Firestick home screen, on the magnifying glass in the top left corner of the home screen type Downloader. Scroll down to downloader in the suggestions below.
Once you have clicked it, You will be taken to the download screen. Please enter the below URLs one by one and press Go to Download and Install the Apps. Once the Apps are installed, you will be able to find the Apps in Installed Apps Section of Firestick Apps,
Step Three:
Once installed please open Downloader and enable JavaScript from the settings menu on the left hand side of the screen on the downloader app or and type in any of the following URL to install Our Custom App via Downloader.
Step Four:
Once Installation is complete, please open the app and enter your login details supplied to you when you purchased your subscription via the MADIA GIANTS UK website. Please note, we also send a copy of your login details via email after receiving payment for your subscription.
Now, you’ve completed the setup on your Firestick And you can use the login Details sent to you via Email (please check your inbox and spam folder the email)