X920XXSBDZI2 – Galaxy Tab S10 Ultra firmware

Build X920XXSBDZI2 is a security update for the Galaxy Tab S10 Ultra (SM-X920) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 20, 2026 (method) and has reached 17 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 X920ZCSADZH1 is blocked. Samsung still serves this file.

Model
SM-X920
Android
Android 16
Type
Security
Bootloader bit
11
First released
Sep 20, 2026
Regions
17

Rollout timeline by region

The date each region code (CSC) first received X920XXSBDZI2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KOOSouth KoreaSep 20, 2026day 0X920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
EUXEurope (Multi-CSC)Sep 27, 2026+7 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
EUYEurope (Multi-CSC)Sep 27, 2026+7 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
INSIndiaSep 28, 2026+8 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
XACCanadaSep 28, 2026+8 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
XARUSA (Cellular South)Sep 28, 2026+8 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
CAUCaucasusSep 28, 2026+8 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
XIDIndonesiaSep 28, 2026+8 daysX920XXSBDZI2/X920OLEBDZI2/X920XXSBDZI2
XSPSingaporeSep 28, 2026+8 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
MXOMexicoSep 29, 2026+9 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
ZTOBrazilSep 29, 2026+9 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
XJPJapanOct 1, 2026+11 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
ILOIsraelOct 6, 2026+16 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
TURTurkeyOct 6, 2026+16 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
XSGUnited Arab EmiratesOct 6, 2026+16 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
BRITaiwanOct 14, 2026+24 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2
TGYHong KongOct 14, 2026+24 daysX920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2

Download and release notes

samloader download -m SM-X920 -r EUX -v X920XXSBDZI2/X920OXMBDZI2/X920XXSBDZI2

Samsung's release notes and security patch level for this update: SM-X920 / EUX on doc.samsungmobile.com. What each part of the build number means: decode X920XXSBDZI2.