A530NKSU8CUA1 – Galaxy A8 firmware

Build A530NKSU8CUA1 is a feature update for the Galaxy A8 (SM-A530N) on Android 9. It first appeared on Samsung's servers on Jan 31, 2021 (method) and has reached 3 regions so far. It raises the bootloader bit from 7 to 8: once installed, the device no longer accepts firmware with bit 7 or lower, so a downgrade to A530NKSU7CTJ1 is blocked. Samsung still serves this file.

Model
SM-A530N
Android
Android 9
Type
Feature
Bootloader bit
8
First released
Jan 31, 2021
Regions
3

Rollout timeline by region

The date each region code (CSC) first received A530NKSU8CUA1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KTCSouth Korea (KT)Jan 31, 2021day 0A530NKSU8CUA1/A530NOKR8CUA1/A530NKOU8CTL1
LUCSouth Korea (LG U+)Jan 31, 2021day 0A530NKSU8CUA1/A530NOKR8CUA1/A530NKOU8CTL1
SKCSouth Korea (SKT)Jan 31, 2021day 0A530NKSU8CUA1/A530NOKR8CUA1/A530NKOU8CTL1

Download and release notes

samloader download -m SM-A530N -r KTC -v A530NKSU8CUA1/A530NOKR8CUA1/A530NKOU8CTL1

Samsung's release notes and security patch level for this update: SM-A530N / KTC on doc.samsungmobile.com. What each part of the build number means: decode A530NKSU8CUA1.