This article explains how to root your Amazon Fire tablet (5th generation and later) so that you can use third-party apps, remove pre-installed apps, and install custom operating systems. You'll need a Windows PC and a rooting utility.
How to Root Kindle Fire HD 8.9 and Convert it to Pure Android Tablet!
Read along as we explain how to root a Kindle using a computer.
On your Kindle Fire, swipe down from the top of the screen and tap the gear icon to open Settings.
Tap the Serial Number field repeatedly until Developer Options appears below it.