Download free last firmware for SM-G531BT SM-G531BT with product code ZTO from Brazil. This firmware has version number PDA G531BTVJS0ARJ1 and CSC G531BTZTO0ARH1 The operating system of this firmware is Android 5.1.1 Lollipop , with build date 01.10.2018.Security patch date is 01.07.2017, with changelist 1221125.
| Device name | Model | PDA Version | Region | OS | OS Version | Build Date | Changelist | Download |
| SM-G531BT | (SM-G531BT) | G531BTVJS0ARJ1 | ZTO | 5.1.1 |  | 01.10.2018 | 1221125 |
| Galaxy Gran Prime Duos | (SM-G531BT) | G531BTVJU0AQG2 | Multi-regions | 5.1.1 | | 19.07.2017 | 1221125 |