F946BXXU7HZIJ – Galaxy Z Fold5 firmware

Build F946BXXU7HZIJ is a feature update for the Galaxy Z Fold5 (SM-F946B) on Android 17 (One UI 9). It first appeared on Samsung's servers on Oct 18, 2026 (method) and has reached 81 regions so far. It keeps bootloader bit 7, so downgrading to the previous build F946BTBS7GZI1 is still possible. Samsung still serves this file.

Model
SM-F946B
Android
Android 17
Type
Feature
Bootloader bit
7
First released
Oct 18, 2026
Regions
81

Rollout timeline by region

The date each region code (CSC) first received F946BXXU7HZIJ, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
OPSAustralia (Optus)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
TELAustralia (Telstra)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
VAUAustralia (Vodafone)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XSAAustraliaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
EUYEurope (Multi-CSC)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
ACRGhanaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
AFGAfghanistanOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
AFRAfricaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
DKRSenegalOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
ECTNigeriaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
EGYEgyptOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
ILOIsraelOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
KSASaudi ArabiaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
LYSLibyaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MIDMiddle EastOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MWDMoroccoOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
PKDPakistanOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
TUNTunisiaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
TURTurkeyOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XFASouth AfricaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XFVSouth Africa (Vodacom)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XSGUnited Arab EmiratesOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
GLBPhilippines (Globe)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
THLThailandOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XMEMalaysiaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XTCPhilippinesOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XXVVietnamOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XIDIndonesiaOct 18, 2026day 0F946BXXU7HZIJ/F946BOLE7HZIJ/F946BXXU7HZIJ
BOGFrance (Bouygues)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
CAUCaucasusOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
EUXEurope (Multi-CSC)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
EVRUnited Kingdom (EE)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MEOPortugal (MEO)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MOBAustria (A1)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MOTSlovenia (Telekom)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MSRSerbiaOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
O2CCzech Republic (O2)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
PLSPoland (Plus)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
PRTPoland (Play)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SFRFrance (SFR)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SIMSlovenia (A1)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SKZKazakhstanOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SWCSwitzerlandOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
TIMItaly (TIM)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
TOPSerbia/MontenegroOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
VIPCroatia (A1)Oct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SEKUkraineOct 18, 2026day 0F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
TPAPanamaOct 19, 2026+1 dayF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
ZTABrazil (Claro)Oct 20, 2026+2 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
ZTMBrazil (TIM)Oct 20, 2026+2 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
ZTOBrazilOct 20, 2026+2 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
ZVVBrazil (Vivo)Oct 20, 2026+2 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
BKDBangladeshOct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
INSIndiaOct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
NPBNepalOct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SLKSri LankaOct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MM1Singapore (M1)Oct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
SINSingapore (Singtel)Oct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
STHSingapore (StarHub)Oct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
XSPSingaporeOct 21, 2026+3 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
MXOMexicoOct 22, 2026+4 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
TCEMexico (Telcel)Oct 22, 2026+4 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
GTOGuatemalaOct 28, 2026+10 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
BVOBoliviaOct 29, 2026+11 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
COBColombia (Movistar)Oct 29, 2026+11 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
COOColombiaOct 29, 2026+11 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
XNZNew ZealandNov 2, 2026+15 daysF946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ
COMColombia (Claro)Nov 4, 2026+17 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
AROArgentinaNov 5, 2026+18 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
CTIArgentina (Claro)Nov 5, 2026+18 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
PSNArgentina (Personal)Nov 5, 2026+18 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
UFNArgentina (Movistar)Nov 5, 2026+18 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
CHEChile (Entel)Nov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
CHLChile (Claro)Nov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
CHOChileNov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
CHTChile (Movistar)Nov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
CHXChileNov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
PEOPeruNov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
PETPeru (Movistar)Nov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
PNTPanamaNov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ
SAMOceaniaNov 12, 2026+25 daysF946BXXU7HZIJ/F946BOWO7HZIJ/F946BXXU7HZIJ

Download and release notes

samloader download -m SM-F946B -r EUX -v F946BXXU7HZIJ/F946BOXM7HZIJ/F946BXXU7HZIJ

Samsung's release notes and security patch level for this update: SM-F946B / EUX on doc.samsungmobile.com. What each part of the build number means: decode F946BXXU7HZIJ.