X926BXXSADZH1 – Galaxy Tab S10 Ultra 5G firmware

Build X926BXXSADZH1 is a security update for the Galaxy Tab S10 Ultra 5G (SM-X926B) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 6, 2026 (method) and has reached 36 regions so far. It raises the bootloader bit from 9 to 10: once installed, the device no longer accepts firmware with bit 9 or lower, so a downgrade to X926BXXS9DZG1 is blocked. Samsung still serves this file.

Model
SM-X926B
Android
Android 16
Type
Security
Bootloader bit
10
First released
Sep 6, 2026
Regions
36

Rollout timeline by region

The date each region code (CSC) first received X926BXXSADZH1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
EUXEurope (Multi-CSC)Sep 6, 2026day 0X926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
EUYEurope (Multi-CSC)Sep 6, 2026day 0X926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
TURTurkeySep 6, 2026day 0X926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
ACRGhanaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
AFGAfghanistanSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
AFRAfricaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
CAUCaucasusSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
DKRSenegalSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
ECTNigeriaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
EGYEgyptSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
ILOIsraelSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
KSASaudi ArabiaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
LYSLibyaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
MIDMiddle EastSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
MWDMoroccoSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
PAKPakistanSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
SKZKazakhstanSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
THLThailandSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
TUNTunisiaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XFASouth AfricaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XFVSouth Africa (Vodacom)Sep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XMEMalaysiaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XNZNew ZealandSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XSGUnited Arab EmiratesSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XTCPhilippinesSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XXVVietnamSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XIDIndonesiaSep 7, 2026+1 dayX926BXXSADZH1/X926BOLEADZH1/X926BXXSADZH1
INSIndiaSep 7, 2026+1 dayX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
TELAustralia (Telstra)Sep 9, 2026+3 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XSAAustraliaSep 9, 2026+3 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
MM1Singapore (M1)Sep 13, 2026+7 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
SINSingapore (Singtel)Sep 13, 2026+7 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
STHSingapore (StarHub)Sep 13, 2026+7 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
XSPSingaporeSep 13, 2026+7 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
BRITaiwanSep 14, 2026+8 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1
TGYHong KongSep 15, 2026+9 daysX926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1

Download and release notes

samloader download -m SM-X926B -r EUX -v X926BXXSADZH1/X926BOXMADZH1/X926BXXSADZH1

Samsung's release notes and security patch level for this update: SM-X926B / EUX on doc.samsungmobile.com. What each part of the build number means: decode X926BXXSADZH1.