Samsung Galaxy J1 (SM-J100G) Firmware Overview
What is the latest SM-J100G firmware?
J100GDDU0APA1, released January 26, 2016 with Android 4.4.4. It is a feature update on bootloader binary 0. The archive holds 8 official builds across 2 regions (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy J1 still getting updates?
Most likely not: there has been no new firmware since January 2016, so Android 4.4.4 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-J100G firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 0:
- Binary 0 — since Mar 2015
All SM-J100G firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
J100GDDU0APA1
Feature update
|
0 | INU | 4.4.4 |
2016-01-26 | Download |
|
J100GDDU0APA1
Feature update
|
0 | INU | 4.4.4 |
2016-01-08 | Download |
|
J100GDDU0AOC3
Feature update
|
0 | INS | 4.4.4 |
2015-08-25 | Download |
|
J100GDDU0AOC3
Feature update
|
0 | INU | 4.4.4 |
2015-03-30 | Download |
|
J100GDDU0AOC3
Feature update
|
0 | INS | 4.4.4 |
2015-03-30 | Download |
|
J100GDDU0AOC2
Feature update
|
0 | INU | 4.4.4 |
2015-03-04 | Download |
|
J100GDDU0AOC2
Feature update
|
0 | INS | 4.4.4 |
2015-03-04 | Download |
|
J100GDDU0APA1
Feature update
|
0 | INS | 4.4.4 |
N/A | Download |
Latest SM-J100G 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 |
|---|---|---|---|---|
| INS | J100GDDU0AOC3 | 0 | 4.4.4 | 2015-08-25 |
| INU | J100GDDU0APA1 | 0 | 4.4.4 | 2016-01-26 |
How to Flash SM-J100G Firmware
Put the Samsung Galaxy J1 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 0 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.