Have you managed to buy Samsung Galaxy S III GT-I9300? Androidbiits.com brings a great news for S III GT-I9300 owners. I9300UBUGNI1 Android 4.3 UBUGNI1 has been released for S III GT-I9300. Big question is how to install I9300UBUGNI1? Dear reader, I am here to help you in updating S III GT-I9300 to Android 4.3 UBUGNI1. Previously, I have posted the tutorial for updating Samsung Galaxy Ace 3 GT-S7270 to Android 4.2.2 S7270XXUANI1. Today, I am going to publish the tutorial to update Samsung Galaxy S III GT-I9300 to Android 4.3 UBUGNI1 [I9300UBUGNI1]. If you are an owner of S III GT-I9300, then you can install I9300UBUGNI1. Continue reading →