X936BXXS7BZG3 – Galaxy Tab S11 Ultra 5G firmware

Build X936BXXS7BZG3 is a security update for the Galaxy Tab S11 Ultra 5G (SM-X936B) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 27, 2026 (method) and has reached 37 regions so far. It raises the bootloader bit from 6 to 7: once installed, the device no longer accepts firmware with bit 6 or lower, so a downgrade to X936BXXS6BZF4 is blocked. Samsung still serves this file.

Model
SM-X936B
Android
Android 16
Type
Security
Bootloader bit
7
First released
Jul 27, 2026
Regions
37

Rollout timeline by region

The date each region code (CSC) first received X936BXXS7BZG3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACRGhanaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
AFGAfghanistanJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
AFRAfricaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
DKRSenegalJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
ECTNigeriaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
EGYEgyptJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
KSASaudi ArabiaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
LYSLibyaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
MIDMiddle EastJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
MM1Singapore (M1)Jul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
MWDMoroccoJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
PAKPakistanJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
SINSingapore (Singtel)Jul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
STHSingapore (StarHub)Jul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
THLThailandJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
TUNTunisiaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XFASouth AfricaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XFVSouth Africa (Vodacom)Jul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XIDIndonesiaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XMEMalaysiaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XNZNew ZealandJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XSAAustraliaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XSGUnited Arab EmiratesJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XSPSingaporeJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XTCPhilippinesJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
XXVVietnamJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
ILOIsraelJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
INSIndiaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
SLKSri LankaJul 27, 2026day 0X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
EUXEurope (Multi-CSC)Jul 28, 2026+1 dayX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
EUYEurope (Multi-CSC)Jul 28, 2026+1 dayX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
TURTurkeyJul 28, 2026+1 dayX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
CAUCaucasusAug 10, 2026+14 daysX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
SERRussiaAug 10, 2026+14 daysX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
SKZKazakhstanAug 10, 2026+14 daysX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
TGYHong KongAug 12, 2026+16 daysX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3
BRITaiwanAug 12, 2026+16 daysX936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3

Download and release notes

samloader download -m SM-X936B -r EUX -v X936BXXS7BZG3/X936BOXM7BZG3/X936BXXS7BZG3

Samsung's release notes and security patch level for this update: SM-X936B / EUX on doc.samsungmobile.com. What each part of the build number means: decode X936BXXS7BZG3.