X730XXS9BZI1 – Galaxy Tab S11 firmware

Build X730XXS9BZI1 is a security update for the Galaxy Tab S11 (SM-X730) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 16, 2026 (method) and has reached 18 regions so far. It raises the bootloader bit from 8 to 9: once installed, the device no longer accepts firmware with bit 8 or lower, so a downgrade to X730ZCS8BZH4 is blocked. Samsung still serves this file.

Model
SM-X730
Android
Android 16
Type
Security
Bootloader bit
9
First released
Sep 16, 2026
Regions
18

Rollout timeline by region

The date each region code (CSC) first received X730XXS9BZI1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KOOSouth KoreaSep 16, 2026day 0X730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
EUXEurope (Multi-CSC)Sep 20, 2026+4 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
EUYEurope (Multi-CSC)Sep 20, 2026+4 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
TURTurkeySep 20, 2026+4 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
INSIndiaSep 21, 2026+5 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
XACCanadaSep 21, 2026+5 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
XARUSA (Cellular South)Sep 21, 2026+5 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
MXOMexicoSep 22, 2026+6 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
ZTOBrazilSep 22, 2026+6 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
CAUCaucasusSep 23, 2026+7 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
ILOIsraelSep 23, 2026+7 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
SERRussiaSep 23, 2026+7 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
XSGUnited Arab EmiratesSep 23, 2026+7 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
XIDIndonesiaSep 27, 2026+11 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
XSPSingaporeSep 27, 2026+11 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
XJPJapanSep 28, 2026+12 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
BRITaiwanOct 15, 2026+29 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1
TGYHong KongOct 15, 2026+29 daysX730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1

Download and release notes

samloader download -m SM-X730 -r EUX -v X730XXS9BZI1/X730OXM9BZI1/X730XXS9BZI1

Samsung's release notes and security patch level for this update: SM-X730 / EUX on doc.samsungmobile.com. What each part of the build number means: decode X730XXS9BZI1.