Once the download finishes, a prompt will appear. Select Install . After the process completes, click Done or Open .

While the app has a built-in player, you may want to install an external media player for better performance if prompted. How to Download RapidStreamz to Firestick - FULL Guide

Before downloading, you must allow your device to install apps from third-party developers.

Go to Settings > Apps > Special App Access > Install Unknown Apps and toggle it for your web browser. Step-by-Step Installation Guide