G556BXXSJEZJ3 – Galaxy XCover7 firmware

Build G556BXXSJEZJ3 is a security update for the Galaxy XCover7 (SM-G556B) on Android 16 (One UI 8). It first appeared on Samsung's servers on Oct 18, 2026 (method) and has reached 29 regions so far. It keeps bootloader bit 19, so downgrading to the previous build G556BXXSJEZI1 is still possible. Samsung still serves this file.

Model
SM-G556B
Android
Android 16
Type
Security
Bootloader bit
19
First released
Oct 18, 2026
Regions
29

Rollout timeline by region

The date each region code (CSC) first received G556BXXSJEZJ3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
GLBPhilippines (Globe)Oct 18, 2026day 0G556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
THLThailandOct 18, 2026day 0G556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
XMEMalaysiaOct 18, 2026day 0G556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
XNZNew ZealandOct 18, 2026day 0G556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
XTCPhilippinesOct 18, 2026day 0G556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
XXVVietnamOct 18, 2026day 0G556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
XIDIndonesiaOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOLEJEZJ3/G556BXXSJEZJ3
TELAustralia (Telstra)Oct 21, 2026+3 daysG556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
XSAAustraliaOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
EGYEgyptOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
ILOIsraelOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
KSASaudi ArabiaOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
MIDMiddle EastOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
MWDMoroccoOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
TUNTunisiaOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
TURTurkeyOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
XFASouth AfricaOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
XSGUnited Arab EmiratesOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOJMJEZJ3/G556BXXSJEZJ3
CAUCaucasusOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOXMJEZJ3/G556BXXSJEZJ3
SKZKazakhstanOct 21, 2026+3 daysG556BXXSJEZJ3/G556BOXMJEZJ3/G556BXXSJEZJ3
INSIndiaOct 22, 2026+4 daysG556BXXSJEZJ3/G556BODMJEZJ3/G556BXXSJEZJ3
NPBNepalOct 22, 2026+4 daysG556BXXSJEZJ3/G556BODMJEZJ3/G556BXXSJEZJ3
AROArgentinaOct 22, 2026+4 daysG556BXXSJEZJ3/G556BOWOJEZJ3/G556BXXSJEZJ3
COOColombiaOct 22, 2026+4 daysG556BXXSJEZJ3/G556BOWOJEZJ3/G556BXXSJEZJ3
GTOGuatemalaOct 22, 2026+4 daysG556BXXSJEZJ3/G556BOWOJEZJ3/G556BXXSJEZJ3
PEOPeruOct 22, 2026+4 daysG556BXXSJEZJ3/G556BOWOJEZJ3/G556BXXSJEZJ3
ZTOBrazilOct 22, 2026+4 daysG556BXXSJEZJ3/G556BOWOJEZJ3/G556BXXSJEZJ3
XSPSingaporeOct 25, 2026+7 daysG556BXXSJEZJ3/G556BOLMJEZJ3/G556BXXSJEZJ3
CHOChileOct 28, 2026+10 daysG556BXXSJEZJ3/G556BOWOJEZJ3/G556BXXSJEZJ3

Download and release notes

samloader download -m SM-G556B -r INS -v G556BXXSJEZJ3/G556BODMJEZJ3/G556BXXSJEZJ3

Samsung's release notes and security patch level for this update: SM-G556B / INS on doc.samsungmobile.com. What each part of the build number means: decode G556BXXSJEZJ3.