Firefox Browser for the Kindle Fire HDX
1. Go to ‘Settings’ and click on ‘Applications’.
2. Make sure ‘Apps from Unknown Sources’ is ‘On’.
3. On the Silk browser and go here to download Mozilla Firefox Browser .APK file:
4. After the file is done downloading, go to the menu icon and click on ‘Downloads’ and install the .APK file.
Firefox for Android is the free web browser that puts the power of the open web in your hands. The official Mozilla Firefox android browser is fast, easy to use, & customizable, with the latest security and privacy features to help you stay safe on the internet.