Download free last firmware for SM-A600T SM-A600T with product code TMB from Usa (t-mobile). This firmware has version number PDA A600TUVS1ARL1 and CSC A600TTMB1ARL1 The operating system of this firmware is Android 8.0.0 Oreo , with build date 26.12.2018.Security patch date is 01.01.2019, with changelist 14471950.