J320ZNDOU1API4 – Galaxy J3 firmware

Build J320ZNDOU1API4 is a feature update for the Galaxy J3 (SM-J320ZN) on Android 5. It first appeared on Samsung's servers on Oct 16, 2016 (method) and has reached 2 regions so far. It keeps bootloader bit 1, so downgrading to the previous build J320ZNDOU1APH1 is still possible. Samsung has pulled this build: the file is no longer served (what this means).

Model
SM-J320ZN
Android
Android 5
Type
Feature
Bootloader bit
1
First released
Oct 16, 2016
Regions
2

Rollout timeline by region

The date each region code (CSC) first received J320ZNDOU1API4, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
OPSAustralia (Optus)Oct 16, 2016day 0J320ZNDOU1API4/J320ZNOPS1API2/J320ZNDOU1API1
XSAAustraliaOct 18, 2016+2 daysJ320ZNDOU1API4/J320ZNXSA1API2/J320ZNDOU1API1

Download and release notes

samloader download -m SM-J320ZN -r XSA -v J320ZNDOU1API4/J320ZNXSA1API2/J320ZNDOU1API1

Samsung's release notes and security patch level for this update: SM-J320ZN / XSA on doc.samsungmobile.com. What each part of the build number means: decode J320ZNDOU1API4.