X510XXSEEZG3 – Galaxy Tab S9 FE firmware

Build X510XXSEEZG3 is a security update for the Galaxy Tab S9 FE (SM-X510) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jul 26, 2026 (method) and has reached 18 regions so far. It raises the bootloader bit from 13 to 14: once installed, the device no longer accepts firmware with bit 13 or lower, so a downgrade to X510ZCSDEZF1 is blocked. Samsung still serves this file.

Model
SM-X510
Android
Android 16
Type
Security
Bootloader bit
14
First released
Jul 26, 2026
Regions
18

Rollout timeline by region

The date each region code (CSC) first received X510XXSEEZG3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
KOOSouth KoreaJul 26, 2026day 0X510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
CAUCaucasusJul 29, 2026+3 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
EUXEurope (Multi-CSC)Jul 29, 2026+3 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
EUYEurope (Multi-CSC)Jul 29, 2026+3 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
ILOIsraelJul 29, 2026+3 daysX510XXSEEZG3/X510OJMEEZG3/X510XXSEEZG3
SEKUkraineJul 29, 2026+3 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
TURTurkeyJul 29, 2026+3 daysX510XXSEEZG3/X510OJMEEZG3/X510XXSEEZG3
XIDIndonesiaJul 29, 2026+3 daysX510XXSEEZG3/X510OLEEEZG3/X510XXSEEZG3
XSGUnited Arab EmiratesJul 29, 2026+3 daysX510XXSEEZG3/X510OJMEEZG3/X510XXSEEZG3
MXOMexicoJul 30, 2026+4 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
ZTOBrazilJul 30, 2026+4 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
XSPSingaporeAug 2, 2026+7 daysX510XXSEEZG3/X510OLMEEZG3/X510XXSEEZG3
INSIndiaAug 3, 2026+8 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
XACCanadaAug 3, 2026+8 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
XARUSA (Cellular South)Aug 3, 2026+8 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
XJPJapanAug 6, 2026+11 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
BRITaiwanAug 11, 2026+16 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3
TGYHong KongAug 11, 2026+16 daysX510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3

Download and release notes

samloader download -m SM-X510 -r EUX -v X510XXSEEZG3/X510OXMEEZG3/X510XXSEEZG3

Samsung's release notes and security patch level for this update: SM-X510 / EUX on doc.samsungmobile.com. What each part of the build number means: decode X510XXSEEZG3.