| Build / PDA | Bit | Region (CSC) | Rating | Android | Date | Download Link |
|---|---|---|---|---|---|---|
| I9508ZMSIQB1 | — | CHM | v5.0.1 |
2017-03-04 | Download | |
| I9508ZMSJQB1 | — | CHM | v5.0.1 |
2017-03-04 | Download | |
| I9508ZMSJQB1 | — | CHM | v5.0.1 |
2017-02-08 | Download | |
| I9508ZMSIQB1 | — | CHM | v5.0.1 |
2017-02-08 | Download | |
| I9508ZMUIPA1 | — | CHM | v |
2016-03-22 | Download | |
| I9508ZMUJPA1 | — | CHM | v |
2016-03-22 | Download | |
| I9508ZMUIPA1 | — | CHM | v5.0.1 |
2016-01-07 | Download | |
| I9508ZMUJPA1 | — | CHM | v5.0.1 |
2016-01-07 | Download | |
| I9508ZMUJOH2 | — | CHM | v5.0.1 |
2015-08-19 | Download | |
| I9508ZMUIOH2 | — | CHM | v5.0.1 |
2015-08-18 | Download | |
| I9508ZMUJOF3 | — | CHM | v5.0.1 |
2015-06-25 | Download | |
| I9508ZMUIOF3 | — | CHM | v5.0.1 |
2015-06-25 | Download | |
| I9508ZMUIOC4 | — | CHM | v5.0.1 |
2015-03-24 | Download | |
| I9508ZMUJOC4 | — | CHM | v5.0.1 |
2015-03-24 | Download | |
| I9508ZMUGNH6 | — | CHM | v4.4.2 |
2014-08-27 | Download | |
| I9508ZMUENF2 | — | CHM | vBean |
2014-06-23 | Download | |
| I9508ZMUENE2 | — | CHM | vBean |
2014-05-23 | Download |
Samsung Galaxy S 4 DUOS (GT-I9508) Firmware Overview
The archive lists 17 official builds for the Samsung Galaxy S 4 DUOS across 1 region (CSC). The newest one is I9508ZMSIQB1, released March 4, 2017 with Android 5.0.1. Builds cover Android 4.4.2 to 5.0.1, the oldest dating from May 2014.
- Android 5.0.1: 12 builds, latest I9508ZMSIQB1
- Android 4.4.2: 1 build, latest I9508ZMUGNH6
- Android Bean: 2 builds, latest I9508ZMUENF2
- Android : 2 builds, latest I9508ZMUIPA1
How to Flash GT-I9508 Firmware
Put the Samsung Galaxy S 4 DUOS into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with the same or a higher Bit than the one installed — a lower bootloader binary will be rejected.