X906BXXSBEZE1 – Galaxy Tab S8 Ultra firmware

Build X906BXXSBEZE1 is a security update for the Galaxy Tab S8 Ultra (SM-X906B) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jun 1, 2026 (method) and has reached 38 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 X906BXXSAEZB6 is blocked. Samsung still serves this file.

Model
SM-X906B
Android
Android 16
Type
Security
Bootloader bit
11
First released
Jun 1, 2026
Regions
38

Rollout timeline by region

The date each region code (CSC) first received X906BXXSBEZE1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CAUCaucasusJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
EUXEurope (Multi-CSC)Jun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
EUYEurope (Multi-CSC)Jun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
SEKUkraineJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
SERRussiaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
SKZKazakhstanJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
ACRGhanaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
AFRAfricaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
DKRSenegalJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
ECTNigeriaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
EGYEgyptJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
ILOIsraelJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
KSASaudi ArabiaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
MIDMiddle EastJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
MM1Singapore (M1)Jun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
MWDMoroccoJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
MYMMyanmarJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
SINSingapore (Singtel)Jun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
STHSingapore (StarHub)Jun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
THLThailandJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
TUNTunisiaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XFASouth AfricaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XFESouth AfricaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XFVSouth Africa (Vodacom)Jun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XMEMalaysiaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XNZNew ZealandJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XSGUnited Arab EmiratesJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XSPSingaporeJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XTCPhilippinesJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XXVVietnamJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
INUIndiaJun 1, 2026day 0X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
TELAustralia (Telstra)Jun 3, 2026+2 daysX906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XSAAustraliaJun 3, 2026+2 daysX906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
TGYHong KongJun 7, 2026+6 daysX906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1
XIDIndonesiaJun 7, 2026+6 daysX906BXXSBEZE1/X906BOLEBEZE1/X906BXXSBEZE1
BVOBoliviaJun 8, 2026+7 daysX906BXXSBEZE1/X906BOWOBEZE1/X906BXXSBEZE1
UPOUruguayJun 8, 2026+7 daysX906BXXSBEZE1/X906BOWOBEZE1/X906BXXSBEZE1
ZTOBrazilJun 8, 2026+7 daysX906BXXSBEZE1/X906BOWOBEZE1/X906BXXSBEZE1

Download and release notes

samloader download -m SM-X906B -r EUX -v X906BXXSBEZE1/X906BOXMBEZE1/X906BXXSBEZE1

Samsung's release notes and security patch level for this update: SM-X906B / EUX on doc.samsungmobile.com. What each part of the build number means: decode X906BXXSBEZE1.