C105XXUBOB1 – GALAXY S4 zoom firmware

Build C105XXUBOB1 is a – update for the GALAXY S4 zoom (SM-C105) on Android 4. It first appeared on Samsung's servers on Apr 7, 2015 (method) and has reached 2 regions so far. It keeps bootloader bit 30, so downgrading to the previous build C105XXUBOA2 is still possible. Samsung still serves this file.

Model
SM-C105
Android
Android 4
Type
–
Bootloader bit
30
First released
Apr 7, 2015
Regions
2

Rollout timeline by region

The date each region code (CSC) first received C105XXUBOB1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
DBTGermanyApr 7, 2015day 0C105XXUBOB1/C105DBTBOB1/C105XXUBNK1
XSAAustraliaJun 30, 2015+84 daysC105XXUBOB1/C105XSABOB1/C105XXUBNL2

Download and release notes

samloader download -m SM-C105 -r DBT -v C105XXUBOB1/C105DBTBOB1/C105XXUBNK1

Samsung's release notes and security patch level for this update: SM-C105 / DBT on doc.samsungmobile.com. What each part of the build number means: decode C105XXUBOB1.