Samsung Galaxy S4 Active (AT&T) SGH-I537 Firmware Overview
What is the latest SGH-I537 firmware?
I537UBUBNI1, released October 23, 2014 with Android 4.1–4.3. The archive holds 8 official builds across 3 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy S4 Active (AT&T) still getting updates?
Most likely not: there has been no new firmware since October 2014, so Android 4.1–4.3 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
All SGH-I537 firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
| I537UBUBNI1 | — | UFU | 4.1–4.3 |
2014-10-23 | Download |
| I537UBUBND3 | — | TCE | 4.1–4.3 |
2014-05-27 | Download |
| I537UBUAMJ1 | — | CTU | 4.1–4.3 |
2013-10-25 | Download |
| I537UBUAMH1 | — | UFU | 4.1–4.3 |
2013-08-09 | Download |
| I537UBUAMG2 | — | TCE | 4.1–4.3 |
2013-07-10 | Download |
| I537UBUCOB1 | — | CTU | 4.1–4.3 |
N/A | Download |
| I537UBUCOE1 | — | TCE | 4.1–4.3 |
N/A | Download |
| I537UBUCOA2 | — | UFU | 4.1–4.3 |
N/A | Download |
Latest SGH-I537 Firmware by Region
The newest build for each region (CSC) code. Not sure which region your phone uses? See the CSC code guide.
| Region | Latest build | Bit | Android | Date |
|---|---|---|---|---|
| CTU | I537UBUAMJ1 | — | 4.1–4.3 | 2013-10-25 |
| TCE | I537UBUBND3 | — | 4.1–4.3 | 2014-05-27 |
| UFU | I537UBUBNI1 | — | 4.1–4.3 | 2014-10-23 |
Older SGH-I537 Builds (Archive)
1 earlier build from the samdb.org catalogue. They are not in the download list above; the link searches for the build on the partner site.
| Build / PDA | Bit | Month | Regions (CSC) | |
|---|---|---|---|---|
| I537UBUBML3 | — | — | TCE | Find |
How to Flash SGH-I537 Firmware
Put the Samsung Galaxy S4 Active (AT&T) into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Use HOME_CSC to keep your data, CSC for a full wipe.