J730KKKU4CUA1 – Galaxy J7 firmware

Build J730KKKU4CUA1 is a feature update for the Galaxy J7 (SM-J730K) on Android 9. It first appeared on Samsung's servers on Feb 14, 2021 (method) and has reached 1 region so far. It keeps bootloader bit 4, so downgrading to the previous build J730KKKU4CTF3 is still possible. Samsung still serves this file.

Model
SM-J730K
Android
Android 9
Type
Feature
Bootloader bit
4
First released
Feb 14, 2021
Regions
1

Rollout timeline by region

The date each region code (CSC) first received J730KKKU4CUA1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KTCSouth Korea (KT)Feb 14, 2021day 0J730KKKU4CUA1/J730KKTC4CUA1/J730KKKU4CUA1

Download and release notes

samloader download -m SM-J730K -r KTC -v J730KKKU4CUA1/J730KKTC4CUA1/J730KKKU4CUA1

Samsung's release notes and security patch level for this update: SM-J730K / KTC on doc.samsungmobile.com. What each part of the build number means: decode J730KKKU4CUA1.