Samsung Galaxy J3 (SM-J3109) Firmware Overview
What is the latest SM-J3109 firmware?
J3109KES1ARG1, released July 24, 2018 with Android 5.1.1. It is a security update on bootloader binary 1. The archive holds 14 official builds across 1 region (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy J3 still getting updates?
Most likely not: there has been no new firmware since July 2018, so Android 5.1.1 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-J3109 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 2015
All SM-J3109 firmware builds
| Build / PDA | Bit | Region (CSC) | Android | Date | Download Link |
|---|---|---|---|---|---|
|
J3109KES1ARG1
Security update
|
1 | CTC | 5.1.1 |
2018-07-24 | Download |
|
J3109KES1ARG1
Security update
|
1 | CTC | 5.1.1 |
2018-07-24 | Download |
|
J3109KEU1ARA2
Feature update
|
1 | CTC | 5.1.1 |
2018-01-24 | Download |
|
J3109KEU1ARA2
Feature update
|
1 | CTC | 5.1.1 |
2018-01-24 | Download |
|
J3109KES1AQI1
Security update
|
1 | CTC | 5.1.1 |
2017-09-05 | Download |
|
J3109KES1AQI1
Security update
|
1 | CTC | 5.1.1 |
2017-09-05 | Download |
|
J3109KES1AQF1
Security update
|
1 | CTC | 5.1.1 |
2017-06-12 | Download |
|
J3109KEU1AQB1
Feature update
|
1 | CTC | 5.1.1 |
2017-02-23 | Download |
|
J3109KEU1APK3
Feature update
|
1 | CTC | 5.1.1 |
2016-11-22 | Download |
|
J3109KEU1APC2
Feature update
|
1 | CTC | 5.1.1 |
2016-03-28 | Download |
|
J3109KEU1APC1
Feature update
|
1 | CTC | 5.1.1 |
2016-03-10 | Download |
|
J3109KEU1AOL1
Feature update
|
1 | CTC | 5.1.1 |
2015-12-07 | Download |
|
J3109KEU1AOK1
Feature update
|
1 | CTC | 5.1.1 |
2015-11-09 | Download |
|
J3109KEU1AOJB
Feature update
|
1 | CTC | 5.1.1 |
2015-10-30 | Download |
How to Flash SM-J3109 Firmware
Put the Samsung Galaxy J3 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.