S947NKSU4BZI6 – Galaxy S26+ firmware

Build S947NKSU4BZI6 is a feature update for the Galaxy S26+ (SM-S947N) on Android 17 (One UI 9). It first appeared on Samsung's servers on Sep 15, 2026 (method) and has reached 4 regions so far. It keeps bootloader bit 4, so downgrading to the previous build S947NKSS4AZHA is still possible. Samsung still serves this file.

Model
SM-S947N
Android
Android 17
Type
Feature
Bootloader bit
4
First released
Sep 15, 2026
Regions
4

Rollout timeline by region

The date each region code (CSC) first received S947NKSU4BZI6, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KOOSouth KoreaSep 15, 2026day 0S947NKSU4BZI6/S947NOKR4BZI6/S947NKSU4BZHO
KTCSouth Korea (KT)Sep 15, 2026day 0S947NKSU4BZI6/S947NOKR4BZI6/S947NKSU4BZHO
LUCSouth Korea (LG U+)Sep 15, 2026day 0S947NKSU4BZI6/S947NOKR4BZI6/S947NKSU4BZHO
SKCSouth Korea (SKT)Sep 15, 2026day 0S947NKSU4BZI6/S947NOKR4BZI6/S947NKSU4BZHO

Download and release notes

samloader download -m SM-S947N -r KOO -v S947NKSU4BZI6/S947NOKR4BZI6/S947NKSU4BZHO

Samsung's release notes and security patch level for this update: SM-S947N / KOO on doc.samsungmobile.com. What each part of the build number means: decode S947NKSU4BZI6.