使用RootJunky的SuperTool可以ROOT或屏蔽OTA更新,支持FireOS 5.1.1及以下。
http://rootjunkysdl.com/getdownload.php?file=Amazon%20Fire%205th%20gen/SuperTool/AmazonFire5thGenSuperTool.zip
http://rootjunkysdl.com/getdownload.php?file=Amazon%20Fire%205th%20gen/SuperTool/AmazonFire5thGenSuperTool.zip