T-Mobile has just rolled out another 4.3 update for Samsung Galaxy S3 (SGH-T999) the original or non-LTE variants. The new 4.3 is coded with build number T999UVUENC2, this is an update from November released 4.3 T999UVEMJC. This new 4.3 update brings additional software stability and there are no any other new features mentioned, according to T-Mobile announcement. While Samsung U.S has promised that all U.S Galaxy S3 phones will get the 4.4.2 KitKat update but so far, there are no exact date to when it could be released. T-Mobile has already pushed the KitKat update on Samsung Galaxy Note 3 (SM-N900T) and the Samsung Galaxy S4 (SGH-M919) earlier this month. It seems that the Galaxy S3 will stay on 4.3 for a while or this might be the pre-required firmware build that might added some tweaks to suite best when the KitKat update will arrive soon.
So, those who got T-Mobile Galaxy S3 should now start receiving this new 4.3 software update build version T999UVUENC2. It can be downloaded through over-the -air (OTA) by hitting your phone’s Settings>>About Device>>Check for update or by using Samsung Kies software update tool while connecting your phone to your computer.