A156EDXS9DZB3 – Galaxy A15 5G firmware

Build A156EDXS9DZB3 is a security update for the Galaxy A15 5G (SM-A156E) on Android 16 (One UI 8). It first appeared on Samsung's servers on Mar 8, 2026 (method) and has reached 31 regions so far. It raises the bootloader bit from 8 to 9: once installed, the device no longer accepts firmware with bit 8 or lower, so a downgrade to A156EDXS8DZA1 is blocked. Samsung still serves this file.

Model
SM-A156E
Android
Android 16
Type
Security
Bootloader bit
9
First released
Mar 8, 2026
Regions
31

Rollout timeline by region

The date each region code (CSC) first received A156EDXS9DZB3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
XXVVietnamMar 8, 2026day 0A156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
OPSAustralia (Optus)Mar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
TELAustralia (Telstra)Mar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
XSAAustraliaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
THLThailandMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
XMEMalaysiaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
AFGAfghanistanMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
EGYEgyptMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
KSASaudi ArabiaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
MIDMiddle EastMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
PAKPakistanMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
XSGUnited Arab EmiratesMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
ACRGhanaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
AFRAfricaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
DKRSenegalMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
ECTNigeriaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
GLBPhilippines (Globe)Mar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
MM1Singapore (M1)Mar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
PKDPakistanMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
SINSingapore (Singtel)Mar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
STHSingapore (StarHub)Mar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
XFASouth AfricaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
XFESouth AfricaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOJM9DZB3/A156EDXS9DZB3
XIDIndonesiaMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLE9DZB3/A156EDXS9DZB3
XNZNew ZealandMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
XSPSingaporeMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
XTCPhilippinesMar 9, 2026+1 dayA156EDXS9DZB3/A156EOLM9DZB3/A156EDXS9DZB3
BKDBangladeshMar 10, 2026+2 daysA156EDXS9DZB3/A156EODM9DZB4/A156EDXS9DZB3
INSIndiaMar 10, 2026+2 daysA156EDXS9DZB3/A156EODM9DZB3/A156EDXS9DZB3
SLKSri LankaMar 10, 2026+2 daysA156EDXS9DZB3/A156EODM9DZB3/A156EDXS9DZB3
NPBNepalMar 10, 2026+2 daysA156EDXS9DZB3/A156EODM9DZB3/A156EDXS9DZB3

Download and release notes

samloader download -m SM-A156E -r INS -v A156EDXS9DZB3/A156EODM9DZB3/A156EDXS9DZB3

Samsung's release notes and security patch level for this update: SM-A156E / INS on doc.samsungmobile.com. What each part of the build number means: decode A156EDXS9DZB3.