Samsung Gear S (Wi-Fi/Bluetooth) SM-R750J Firmware Overview
What is the latest SM-R750J firmware?
R750JKDU1APA4, released January 12, 2016 with Android 2.2.1.3. It is a feature update on bootloader binary 1. The archive holds 6 official builds across 1 region (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Gear S (Wi-Fi/Bluetooth) still getting updates?
Most likely not: there has been no new firmware since January 2016, so Android 2.2.1.3 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
Can I downgrade the SM-R750J firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 1:
- Binary 1 — since Oct 2014
All SM-R750J firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
R750JKDU1APA4
Feature update
|
1 | KDI | 2.2.1.3 |
2016-01-12 | Download |
|
R750JKDU1AOC1
Feature update
|
1 | KDI | 2.2.1.3 |
2015-03-18 | Download |
|
R750JKDU1AOA4
Feature update
|
1 | KDI | 2.2.1.3 |
2015-01-14 | Download |
|
R750JKDU1ANK1
Feature update
|
1 | KDI | 2.2.1.3 |
2014-11-02 | Download |
|
R750JKDU1ANJA
Feature update
|
1 | KDI | 2.2.1.3 |
2014-10-20 | Download |
|
R750JKDU1APA4
Feature update
|
1 | KDI | 2.2.1.3 |
N/A | Download |
How to Flash SM-R750J Firmware
Put the Samsung Gear S (Wi-Fi/Bluetooth) into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 1 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.