Are you a user of S4 SGH-I337M? Well, Androidbiits brings a great news for the users of S4 SGH-I337M. I337MUMUFNI1 Android 4.4.2 KitKat UMUFNI1 has been released for Samsung Galaxy S4 SGH-I337M. Now the question is how to install I337MUMUFNI1? Dear reader, I am here to help you in updating your S4 SGH-I337M to Android 4.4.2 UMUFNI1. Recently, I have published the tutorial for updating Samsung Galaxy S4 GT-I9500 to Android 4.4.2 I9500ZCUHNH4. Now I am going to post the tutorial to update Samsung Galaxy S4 SGH-I337M to Android 4.4.2 UMUFNI1. If you are using S4 SGH-I337M, then you can use this tutorial to install I337MUMUFNI1 on your device. Continue reading →