J3109KEU1APK3 – Galaxy J3 firmware

Build J3109KEU1APK3 is a feature update for the Galaxy J3 (SM-J3109) on Android 5. It first appeared on Samsung's servers on Dec 5, 2016 (method) and has reached 1 region so far. It keeps bootloader bit 1, so downgrading to the previous build J3109KEU1APC2 is still possible. Samsung has pulled this build: the file is no longer served (what this means).

Model
SM-J3109
Android
Android 5
Type
Feature
Bootloader bit
1
First released
Dec 5, 2016
Regions
1

Rollout timeline by region

The date each region code (CSC) first received J3109KEU1APK3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CTCChina (Telecom)Dec 5, 2016day 0J3109KEU1APK3/J3109CTC1APK3/J3109KEU1APK3

Download and release notes

samloader download -m SM-J3109 -r CTC -v J3109KEU1APK3/J3109CTC1APK3/J3109KEU1APK3

Samsung's release notes and security patch level for this update: SM-J3109 / CTC on doc.samsungmobile.com. What each part of the build number means: decode J3109KEU1APK3.