First you have to enable “downloads from unknown sources” and “debugging mode” in the developer options. To do this, please
Go to > Settings > Device > Developer Options > Set both to ON
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 install.
Once Installation is complete, please open the app and enter your login details supplied to you when you purchased your subscription via the Stex Media 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’re good to go!