A165NKSS8DZG1 – Galaxy A16 firmware

Build A165NKSS8DZG1 is a security update for the Galaxy A16 (SM-A165N) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 29, 2026 (method) and has reached 4 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 A165NKSS7DZF1 is blocked. Samsung still serves this file.

Model
SM-A165N
Android
Android 16
Type
Security
Bootloader bit
8
First released
Jul 29, 2026
Regions
4

Rollout timeline by region

The date each region code (CSC) first received A165NKSS8DZG1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KOOSouth KoreaJul 29, 2026day 0A165NKSS8DZG1/A165NOKR8DZG1/A165NKSS8DZG1
KTCSouth Korea (KT)Jul 29, 2026day 0A165NKSS8DZG1/A165NOKR8DZG1/A165NKSS8DZG1
LUCSouth Korea (LG U+)Jul 29, 2026day 0A165NKSS8DZG1/A165NOKR8DZG1/A165NKSS8DZG1
SKCSouth Korea (SKT)Jul 29, 2026day 0A165NKSS8DZG1/A165NOKR8DZG1/A165NKSS8DZG1

Download and release notes

samloader download -m SM-A165N -r KOO -v A165NKSS8DZG1/A165NOKR8DZG1/A165NKSS8DZG1

Samsung's release notes and security patch level for this update: SM-A165N / KOO on doc.samsungmobile.com. What each part of the build number means: decode A165NKSS8DZG1.