Those unlucky users who happen to own a JellyBean-powered Honor 3X Pro (G750-T20) will certainly be glad to hear that they can now upgrade their smartphone to the latest Android 4.4.2 KitKat and Emotion UI version 2.3 using the beta firmware that Huawei has outed in China to developers and beta-testers. It surely contains bugs but it’ll be worth it – believe me!