X350XXS9CZG3 – Galaxy Tab Active5 Pro firmware

Build X350XXS9CZG3 is a security update for the Galaxy Tab Active5 Pro (SM-X350) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 29, 2026 (method) and has reached 7 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 X350XXS8CZF3 is blocked. Samsung still serves this file.

Model
SM-X350
Android
Android 16
Type
Security
Bootloader bit
9
First released
Jul 29, 2026
Regions
7

Rollout timeline by region

The date each region code (CSC) first received X350XXS9CZG3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
EUXEurope (Multi-CSC)Jul 29, 2026day 0X350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3
EUYEurope (Multi-CSC)Jul 29, 2026day 0X350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3
TURTurkeyJul 29, 2026day 0X350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3
XSGUnited Arab EmiratesJul 29, 2026day 0X350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3
XSPSingaporeJul 29, 2026day 0X350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3
XARUSA (Cellular South)Jul 30, 2026+1 dayX350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3
XJPJapanAug 6, 2026+8 daysX350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3

Download and release notes

samloader download -m SM-X350 -r EUX -v X350XXS9CZG3/X350OXM9CZG3/X350XXS9CZG3

Samsung's release notes and security patch level for this update: SM-X350 / EUX on doc.samsungmobile.com. What each part of the build number means: decode X350XXS9CZG3.