X900ZCSBEZH3 – Galaxy Tab S8 Ultra firmware
Build X900ZCSBEZH3 is a security update for the Galaxy Tab S8 Ultra (SM-X900)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 15, 2026 (method) and has reached
1 region so far. It keeps bootloader bit 11, so downgrading to the previous build X900OPSBEZH3 is still possible. Samsung still serves this file.
- Model
- SM-X900
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 11
- First released
- Sep 15, 2026
- Regions
- 1
Rollout timeline by region
The date each region code (CSC) first received X900ZCSBEZH3, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
CHN | China | Sep 15, 2026 | day 0 | X900ZCSBEZH3/X900CHNBEZH3/X900ZCSBEZH3 |
Download and release notes
samloader download -m SM-X900 -r CHN -v X900ZCSBEZH3/X900CHNBEZH3/X900ZCSBEZH3Samsung's release notes and security patch level for this update: SM-X900 / CHN on doc.samsungmobile.com. What each part of the build number means: decode X900ZCSBEZH3.