J100MUUBU0APB2 – GALAXY J1 firmware

Build J100MUUBU0APB2 is a feature update for the GALAXY J1 (SM-J100MU) on Android 4. It first appeared on Samsung's servers on Feb 25, 2016 (method) and has reached 4 regions so far. It keeps bootloader bit 0, so downgrading to the previous build J100MUUBU0AOL1 is still possible. Samsung has pulled this build: the file is no longer served (what this means).

Model
SM-J100MU
Android
Android 4
Type
Feature
Bootloader bit
0
First released
Feb 25, 2016
Regions
4

Rollout timeline by region

The date each region code (CSC) first received J100MUUBU0APB2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
UPOUruguayFeb 25, 2016day 0J100MUUBU0APB2/J100MUUUB0APB2/J100MUUBU0APB2
AROArgentinaFeb 28, 2016+3 daysJ100MUUBU0APB2/J100MUUUB0APB2/J100MUUBU0APB2
TPAPanamaMar 21, 2016+25 daysJ100MUUBU0APB2/J100MUUUB0APB2/J100MUUBU0APB2
TTTTrinidad & TobagoMar 21, 2016+25 daysJ100MUUBU0APB2/J100MUUUB0APB2/J100MUUBU0APB2

Download and release notes

samloader download -m SM-J100MU -r UPO -v J100MUUBU0APB2/J100MUUUB0APB2/J100MUUBU0APB2

Samsung's release notes and security patch level for this update: SM-J100MU / UPO on doc.samsungmobile.com. What each part of the build number means: decode J100MUUBU0APB2.