X826BXXSBDZI2 – Galaxy Tab S10+ 5G firmware

Build X826BXXSBDZI2 is a security update for the Galaxy Tab S10+ 5G (SM-X826B) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 27, 2026 (method) and has reached 36 regions so far. It raises the bootloader bit from 10 to 11: once installed, the device no longer accepts firmware with bit 10 or lower, so a downgrade to X826BXXSADZH1 is blocked. Samsung still serves this file.

Model
SM-X826B
Android
Android 16
Type
Security
Bootloader bit
11
First released
Sep 27, 2026
Regions
36

Rollout timeline by region

The date each region code (CSC) first received X826BXXSBDZI2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
EUXEurope (Multi-CSC)Sep 27, 2026day 0X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
EUYEurope (Multi-CSC)Sep 27, 2026day 0X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
TURTurkeySep 27, 2026day 0X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
TELAustralia (Telstra)Sep 27, 2026day 0X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XSAAustraliaSep 27, 2026day 0X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XXVVietnamSep 27, 2026day 0X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
INSIndiaSep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
MM1Singapore (M1)Sep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
SINSingapore (Singtel)Sep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
STHSingapore (StarHub)Sep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
THLThailandSep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XIDIndonesiaSep 28, 2026+1 dayX826BXXSBDZI2/X826BOLEBDZI2/X826BXXSBDZI2
XMEMalaysiaSep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XNZNew ZealandSep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XSPSingaporeSep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XTCPhilippinesSep 28, 2026+1 dayX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
ACRGhanaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
AFGAfghanistanSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
AFRAfricaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
CAUCaucasusSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
DKRSenegalSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
ECTNigeriaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
EGYEgyptSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
KSASaudi ArabiaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
LYSLibyaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
MIDMiddle EastSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
MWDMoroccoSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
PAKPakistanSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
SKZKazakhstanSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
TUNTunisiaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XFASouth AfricaSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XFVSouth Africa (Vodacom)Sep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
XSGUnited Arab EmiratesSep 29, 2026+2 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
ILOIsraelOct 6, 2026+9 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
BRITaiwanOct 14, 2026+17 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2
TGYHong KongOct 14, 2026+17 daysX826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2

Download and release notes

samloader download -m SM-X826B -r EUX -v X826BXXSBDZI2/X826BOXMBDZI2/X826BXXSBDZI2

Samsung's release notes and security patch level for this update: SM-X826B / EUX on doc.samsungmobile.com. What each part of the build number means: decode X826BXXSBDZI2.