to download Radiosity on your amazon fire device please do the following:

Step 1: Enable Unknown Sources

  1. Go to your device's settings.
  2. Find "Settings > My Fire TV."
    • For older devices, enable "Install apps from unknown sources."
    • For newer devices, click "My Fire TV" 10 times to reveal the hidden "Unknown Sources" setting, then enable it.

Step 2: Download the Downloader App

  1. Install the "Downloader" app.
  2. Enter the code provided for our app.
  3. The download will start automatically.

Step 2: Download Radiosity

  1. open the downloader app and input one of these 3 links to download the app.          
    https://bit.ly/39x4XdF
    https://www.radiosity.sx/apk/radiosity_v1.1.0.apk
    radiosity_v1.1.0.apk