X910ZCS6EZH3 – Galaxy Tab S9 Ultra firmware

Build X910ZCS6EZH3 is a security update for the Galaxy Tab S9 Ultra (SM-X910) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 14, 2026 (method) and has reached 1 region so far. It keeps bootloader bit 6, so downgrading to the previous build X910XXS6EZH3 is still possible. Samsung still serves this file.

Model
SM-X910
Android
Android 16
Type
Security
Bootloader bit
6
First released
Sep 14, 2026
Regions
1

Rollout timeline by region

The date each region code (CSC) first received X910ZCS6EZH3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CHNChinaSep 14, 2026day 0X910ZCS6EZH3/X910CHN6EZH3/X910ZCS6EZH3

Download and release notes

samloader download -m SM-X910 -r CHN -v X910ZCS6EZH3/X910CHN6EZH3/X910ZCS6EZH3

Samsung's release notes and security patch level for this update: SM-X910 / CHN on doc.samsungmobile.com. What each part of the build number means: decode X910ZCS6EZH3.