Galaxy S24 FE SM-S721B firmware

The latest stable build is S721BXXSFEZJ1 (Android 17, security update), first released on Oct 26, 2026 – 11 days ago. Samsung has published 46 stable builds for this model since Sep 23, 2024: 35 security and 11 feature updates, from Android 14 to Android 17. The current bootloader (binary) version is 15. A device on bit 15 only accepts firmware with bit 15 or higher – see downgrading and the bootloader bit.

Latest build
S721BXXSFEZJ1
Released
Oct 26, 2026
Android
Android 17
Bootloader bit
15
Regions
96
Stable builds
46

Latest firmware by region (CSC)

Samsung builds firmware per region code (CSC). Pick the code that matches your device – it is shown under Settings › About phone › Software information › Service provider software version. Follow a code for its complete history.

CSCRegionLatest buildAndroidReleasedBuilds
ACRGhanaS721BXXSFEZJ1Android 17Oct 27, 202628
AFGAfghanistanS721BXXSFEZJ1Android 17Oct 27, 202628
AFRAfricaS721BXXSFEZJ1Android 17Oct 27, 202628
AROArgentinaS721BXXSFEZJ1Android 17Nov 6, 202628
ATLSpain (Vodafone)S721BXXU1AXI3Android 14Sep 23, 20241
BKDBangladeshS721BXXSFEZJ1Android 17Oct 29, 202626
BNGBelgiumS721BXXSFEZJ1Android 17Oct 29, 202628
BOGFrance (Bouygues)S721BXXSFEZJ1Android 17Oct 26, 202629
BVOBoliviaS721BXXSFEZJ1Android 17Oct 27, 202628
CAUCaucasusS721BXXSFEZJ1Android 17Oct 26, 202628
CDRDominican RepublicS721BXXSFEZJ1Android 17Nov 6, 202628
CGUGuatemala (Claro)S721BXXSEDZI1Android 16Oct 1, 202626
CHEChile (Entel)S721BXXUEEZIFAndroid 17Nov 6, 202626
CHLChile (Claro)S721BXXUEEZIFAndroid 17Nov 6, 202626
CHOChileS721BXXUEEZIFAndroid 17Nov 6, 202626
CHTChile (Movistar)S721BXXUEEZIFAndroid 17Nov 6, 202626
CHXChileS721BXXUEEZIFAndroid 17Nov 6, 202626
COBColombia (Movistar)S721BXXSFEZJ1Android 17Oct 30, 202628
COLColombiaS721BXXSFEZJ1Android 17Oct 30, 202628
COMColombia (Claro)S721BXXUEEZIFAndroid 17Nov 5, 202627
COOColombiaS721BXXSFEZJ1Android 17Oct 30, 202628
CRCCosta RicaS721BXXSEDZI1Android 16Oct 1, 202626
CTIArgentina (Claro)S721BXXSFEZJ1Android 17Nov 6, 202628
DKRSenegalS721BXXSFEZJ1Android 17Oct 27, 202628
DORDominican RepublicS721BXXSEDZI1Android 16Oct 1, 202626
EBEEcuadorS721BXXSEDZI1Android 16Oct 1, 202626
ECOEcuadorS721BXXSEDZI1Android 16Oct 1, 202626
ECTNigeriaS721BXXSFEZJ1Android 17Oct 27, 202628
EGYEgyptS721BXXSFEZJ1Android 17Oct 27, 202628
EUXEurope (Multi-CSC)S721BXXSFEZJ1Android 17Oct 26, 202629
EUYEurope (Multi-CSC)S721BXXSFEZJ1Android 17Oct 26, 202629
EVRUnited Kingdom (EE)S721BXXU1AXI3Android 14Sep 23, 20241
GLBPhilippines (Globe)S721BXXSFEZJ1Android 17Oct 26, 202628
GLONigeria (Glo)S721BXXSEDZI1Android 16Oct 1, 202626
GTOGuatemalaS721BXXSFEZJ1Android 17Oct 27, 202628
ILOIsraelS721BXXSFEZJ1Android 17Oct 27, 202628
INSIndiaS721BXXSFEZJ1Android 17Oct 29, 202633
IUSMexico (AT&T)S721BXXSFEZJ1Android 17Oct 29, 202628
KSASaudi ArabiaS721BXXSFEZJ1Android 17Oct 27, 202628
LYSLibyaS721BXXSFEZJ1Android 17Oct 27, 202628
MEOPortugal (MEO)S721BXXSFEZJ1Android 17Oct 26, 202629
MIDMiddle EastS721BXXSFEZJ1Android 17Oct 27, 202628
MM1Singapore (M1)S721BXXSFEZJ1Android 17Oct 26, 202628
MOBAustria (A1)S721BXXSFEZJ1Android 17Oct 26, 202629
MOTSlovenia (Telekom)S721BXXSFEZJ1Android 17Oct 26, 202629
MSRSerbiaS721BXXSFEZJ1Android 17Oct 26, 202629
MWDMoroccoS721BXXSFEZJ1Android 17Oct 27, 202628
MXOMexicoS721BXXSFEZJ1Android 17Oct 29, 202628
NPBNepalS721BXXSFEZJ1Android 17Oct 29, 202628
OPSAustralia (Optus)S721BXXSFEZJ1Android 17Oct 26, 202628
PAKPakistanS721BXXSFEZJ1Android 17Oct 27, 202628
PEOPeruS721BXXUEEZIFAndroid 17Nov 5, 202626
PETPeru (Movistar)S721BXXUEEZIFAndroid 17Nov 5, 202626
PGUGuatemalaS721BXXSEDZI1Android 16Oct 1, 202626
PKDPakistanS721BXXSFEZJ1Android 17Oct 27, 202628
PLSPoland (Plus)S721BXXSFEZJ1Android 17Oct 26, 202629
PNTPanamaS721BXXUEEZIFAndroid 17Nov 5, 202626
PRTPoland (Play)S721BXXSFEZJ1Android 17Oct 26, 202629
PSNArgentina (Personal)S721BXXSFEZJ1Android 17Nov 6, 202628
SAMOceaniaS721BXXUEEZIFAndroid 17Nov 5, 202626
SFRFrance (SFR)S721BXXSFEZJ1Android 17Oct 26, 202629
SIMSlovenia (A1)S721BXXSFEZJ1Android 17Oct 26, 202629
SINSingapore (Singtel)S721BXXSFEZJ1Android 17Oct 26, 202628
SKZKazakhstanS721BXXSFEZJ1Android 17Oct 26, 202628
SLKSri LankaS721BXXSFEZJ1Android 17Oct 29, 202628
STHSingapore (StarHub)S721BXXSFEZJ1Android 17Oct 26, 202628
SWCSwitzerlandS721BXXSFEZJ1Android 17Oct 26, 202629
TCEMexico (Telcel)S721BXXSFEZJ1Android 17Oct 29, 202628
TELAustralia (Telstra)S721BXXSFEZJ1Android 17Oct 26, 202628
TGPParaguayS721BXXSEDZI1Android 16Oct 6, 202626
THLThailandS721BXXSFEZJ1Android 17Oct 26, 202628
TIMItaly (TIM)S721BXXU1AXI3Android 14Sep 23, 20241
TMMMyanmarS721BXXSFEZJ1Android 17Oct 29, 202628
TOPSerbia/MontenegroS721BXXSFEZJ1Android 17Oct 26, 202629
TPAPanamaS721BXXSFEZJ1Android 17Oct 27, 202628
TUNTunisiaS721BXXSFEZJ1Android 17Oct 27, 202628
TURTurkeyS721BXXSFEZJ1Android 17Oct 26, 202629
UFNArgentina (Movistar)S721BXXSFEZJ1Android 17Nov 6, 202628
UPOUruguayS721BXXSEDZI1Android 16Oct 6, 202626
UYOUruguayS721BXXSEDZI1Android 16Oct 6, 202626
VAUAustralia (Vodafone)S721BXXSFEZJ1Android 17Oct 26, 202628
VIPCroatia (A1)S721BXXSFEZJ1Android 17Oct 26, 202629
XFASouth AfricaS721BXXSFEZJ1Android 17Oct 27, 202628
XFVSouth Africa (Vodacom)S721BXXSFEZJ1Android 17Oct 27, 202628
XIDIndonesiaS721BXXSFEZJ1Android 17Oct 26, 202628
XMEMalaysiaS721BXXSFEZJ1Android 17Oct 26, 202628
XNZNew ZealandS721BXXSFEZJ1Android 17Oct 27, 202628
XSAAustraliaS721BXXSFEZJ1Android 17Oct 26, 202628
XSGUnited Arab EmiratesS721BXXSFEZJ1Android 17Oct 27, 202628
XSPSingaporeS721BXXSFEZJ1Android 17Oct 26, 202628
XTCPhilippinesS721BXXSFEZJ1Android 17Oct 26, 202628
XXVVietnamS721BXXSFEZJ1Android 17Oct 26, 202628
ZTABrazil (Claro)S721BXXSFEZJ1Android 17Oct 27, 202628
ZTMBrazil (TIM)S721BXXSFEZJ1Android 17Oct 27, 202628
ZTOBrazilS721BXXSFEZJ1Android 17Oct 27, 202628
ZVVBrazil (Vivo)S721BXXSFEZJ1Android 17Oct 27, 202628

Firmware history (46 builds)

Every stable build (PDA version) Samsung has published for the SM-S721B, newest first. “” is the earliest date the build appeared on Samsung's servers in any region. “” means Samsung no longer serves the file for that build.

Build (PDA)ReleasedAndroidTypeBitRegionsFile
S721BXXSFEZJ1Oct 26, 2026Android 17Security1573on server
S721BXXUEEZIFOct 12, 2026Android 17Feature1483on server
S721BXXSEDZI1Sep 28, 2026Android 16Security1493on server
S721BXXSEDZH9Sep 1, 2026Android 16Security1493on server
S721BXXSDDZG1Jul 23, 2026Android 16Security1393on server
S721BXXSCDZF3Jun 22, 2026Android 16Security1293on server
S721BXXSBDZE1Jun 1, 2026Android 16Security1193on server
S721BXXUBDZDPMay 18, 2026Android 16Feature1193on server
S721BXXSBCZC5Apr 13, 2026Android 16Security1193on server
S721BXXSACZC1Mar 26, 2026Android 16Security1093on server
S721BXXSACZB2Feb 26, 2026Android 16Security1093on server
S721BXXS9CZA2Jan 23, 2026Android 16Security993on server
S721BXXS8CYL1Dec 17, 2025Android 16Security893on server
S721BXXS8CYK2Nov 25, 2025Android 16Security893on server
S721BXXS7CYJ5Oct 28, 2025Android 16Security793on server
S721BXXU7CYI5Sep 25, 2025Android 16Feature782on server
S721BXXS7BYH2Aug 21, 2025Android 15Security778on server
S721BXXS7BYH1Aug 20, 2025Android 15Security715on server
S721BXXS6BYF6Jul 15, 2025Android 15Security678on server
S721BXXS6BYF5Jul 14, 2025Android 15Security615on server
S721BXXS5BYF1Jun 19, 2025Android 15Security515on server
S721BXXS5BYF2Jun 19, 2025Android 15Security578on server
S721BXXU4BYE7Jun 9, 2025Android 15Feature415on server
S721BXXS4BYE3Jun 6, 2025Android 15Security45on server
S721BXXS4BYE1May 22, 2025Android 15Security488on server
S721BXXU3BYD9Apr 29, 2025Android 15Feature393on server
S721BXXS3AYB8Mar 22, 2025Android 14Security339on server
S721BXXS3AYB5Mar 20, 2025Android 14Security317on server
S721BXXS3AYB3Mar 17, 2025Android 14Security337on server
S721BXXS3AYA3Feb 25, 2025Android 14Security339on server
S721BXXS3AYB1Feb 19, 2025Android 14Security317on server
S721BXXS3AYA4Feb 17, 2025Android 14Security337on server
S721BXXS3AXLAJan 21, 2025Android 14Security339on server
S721BXXS3AYA1Jan 16, 2025Android 14Security317on server
S721BXXS3AXL1Jan 14, 2025Android 14Security337on server
S721BXXS3AXK9Dec 14, 2024Android 14Security339on server
S721BXXS3AXK7Dec 12, 2024Android 14Security317on server
S721BXXS3AXK6Dec 9, 2024Android 14Security337on server
S721BXXU3AXK2Dec 3, 2024Android 14Feature339on server
S721BXXU3AXK5Dec 2, 2024Android 14Feature317on server
S721BXXU3AXK4Dec 2, 2024Android 14Feature337on server
S721BXXS2AXJ4Oct 31, 2024Android 14Security22on server
S721BXXU1AXHBOct 24, 2024Android 14Feature12on server
S721BXXU1AXI4Oct 23, 2024Android 14Feature12on server
S721BXXS2AXI5Oct 4, 2024Android 14Security290on server
S721BXXU1AXI3Sep 23, 2024Android 14Feature193on server

Beta and test builds

Samsung's servers also list 5 beta build(s) for this model. They are not offered to regular users and are often removed after the next stable release.

BuildListedFile
S721BXXUEZZI4Sep 15, 2026pulled
S721BXXUEZZHLSep 4, 2026pulled
S721BXXUBZZDPApr 28, 2026pulled
S721BXXUBZZD5Apr 14, 2026pulled
S721BXXUAZZCDApr 1, 2026pulled

How to download SM-S721B firmware

We do not host firmware. Download it directly from Samsung's servers with a free open-source tool, for example samloader:

samloader download -m SM-S721B -r ACR

Replace ACR with your region code. Step-by-step instructions, including a graphical alternative: How to download Samsung firmware.