`A256EXXSEEZH9` – Galaxy A25 5G firmware

Build A256EXXSEEZH9 is a security update for the Galaxy A25 5G (SM-A256E) on Android 16 (One UI 8). It first appeared on Samsung's servers on Sep 7, 2026 (method) and has reached 78 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 A256EXXSDEZG2 is blocked. Samsung still serves this file.

Model: SM-A256E
Android: Android 16
Type: Security
Bootloader bit: 14
First released: Sep 7, 2026
Regions: 78

Rollout timeline by region

The date each region code (CSC) first received A256EXXSEEZH9, counted from the first release.

CSC	Region	Released	Rollout	Version (PDA/CSC/MODEM)
`ACR`	Ghana	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`AFG`	Afghanistan	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`AFR`	Africa	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`DKR`	Senegal	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`ECT`	Nigeria	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`EGY`	Egypt	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`KSA`	Saudi Arabia	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`LYS`	Libya	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`MID`	Middle East	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`MWD`	Morocco	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`PAK`	Pakistan	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`PKD`	Pakistan	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`TUN`	Tunisia	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`TUR`	Turkey	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`XFA`	South Africa	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`XFE`	South Africa	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`XFV`	South Africa (Vodacom)	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`XSG`	United Arab Emirates	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`XID`	Indonesia	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLEEEZH9/A256EXXSEEZH9`
`BRI`	Taiwan	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`GLB`	Philippines (Globe)	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`MM1`	Singapore (M1)	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`MYM`	Myanmar	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`SIN`	Singapore (Singtel)	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`STH`	Singapore (StarHub)	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`THL`	Thailand	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`XME`	Malaysia	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`XNZ`	New Zealand	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`XSA`	Australia	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`XSP`	Singapore	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`XTC`	Philippines	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`XXV`	Vietnam	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOLMEEZH9/A256EXXSEEZH9`
`CAU`	Caucasus	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOXEEEZH9/A256EXXSEEZH9`
`SKZ`	Kazakhstan	Sep 7, 2026	day 0	`A256EXXSEEZH9/A256EOXEEEZH9/A256EXXSEEZH9`
`INS`	India	Sep 8, 2026	+1 day	`A256EXXSEEZH9/A256EODMEEZH9/A256EXXSEEZH9`
`NPB`	Nepal	Sep 8, 2026	+1 day	`A256EXXSEEZH9/A256EODMEEZH9/A256EXXSEEZH9`
`SLK`	Sri Lanka	Sep 8, 2026	+1 day	`A256EXXSEEZH9/A256EODMEEZH9/A256EXXSEEZH9`
`BKD`	Bangladesh	Sep 8, 2026	+1 day	`A256EXXSEEZH9/A256EODMEEZH9/A256EXXSEEZH9`
`BVO`	Bolivia	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CDR`	Dominican Republic	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CGU`	Guatemala (Claro)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`COM`	Colombia (Claro)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`GTO`	Guatemala	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`PGU`	Guatemala	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`TPA`	Panama	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ZTA`	Brazil (Claro)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ZTM`	Brazil (TIM)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ZTO`	Brazil	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ZVV`	Brazil (Vivo)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ILO`	Israel	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOJMEEZH9/A256EXXSEEZH9`
`IUS`	Mexico (AT&T)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`MXO`	Mexico	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`TCE`	Mexico (Telcel)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`TMM`	Myanmar	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ARO`	Argentina	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CHE`	Chile (Entel)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CHL`	Chile (Claro)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CHO`	Chile	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CHT`	Chile (Movistar)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CHX`	Chile	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`COB`	Colombia (Movistar)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`COL`	Colombia	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`COO`	Colombia	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CRC`	Costa Rica	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`CTI`	Argentina (Claro)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`DOR`	Dominican Republic	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`EBE`	Ecuador	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`ECO`	Ecuador	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`GLO`	Nigeria (Glo)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`PEO`	Peru	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`PET`	Peru (Movistar)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`PNT`	Panama	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`SAM`	Oceania	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`UYO`	Uruguay	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`PSN`	Argentina (Personal)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`TGP`	Paraguay	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`UFN`	Argentina (Movistar)	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`
`UPO`	Uruguay	Sep 10, 2026	+3 days	`A256EXXSEEZH9/A256EOWOEEZH9/A256EXXSEEZH9`

Download and release notes

samloader download -m SM-A256E -r INS -v A256EXXSEEZH9/A256EODMEEZH9/A256EXXSEEZH9

Samsung's release notes and security patch level for this update: SM-A256E / INS on doc.samsungmobile.com. What each part of the build number means: decode A256EXXSEEZH9.

A256EXXSEEZH9 – Galaxy A25 5G firmware

Rollout timeline by region

Download and release notes

`A256EXXSEEZH9` – Galaxy A25 5G firmware