F766BXXUCCZIH – Galaxy Z Flip7 firmware

Build F766BXXUCCZIH is a feature update for the Galaxy Z Flip7 (SM-F766B) on Android 17 (One UI 9). It first appeared on Samsung's servers on Oct 5, 2026 (method) and has reached 69 regions so far. It keeps bootloader bit 12, so downgrading to the previous build F766BXXSCBZH3 is still possible. Samsung still serves this file.

Model
SM-F766B
Android
Android 17
Type
Feature
Bootloader bit
12
First released
Oct 5, 2026
Regions
69

Rollout timeline by region

The date each region code (CSC) first received F766BXXUCCZIH, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACRGhanaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
AFRAfricaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
DKRSenegalOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
ECTNigeriaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
ILOIsraelOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
KSASaudi ArabiaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
MIDMiddle EastOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
TURTurkeyOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XSGUnited Arab EmiratesOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
ITVItalyOct 5, 2026day 0F766BXXUCCZIH/F766BOXOCCZIH/F766BXXUCCZIH
GLBPhilippines (Globe)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
INSIndiaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
MM1Singapore (M1)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
SINSingapore (Singtel)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
STHSingapore (StarHub)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
THLThailandOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XIDIndonesiaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XMEMalaysiaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XSAAustraliaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XSPSingaporeOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XTCPhilippinesOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XXVVietnamOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
BOGFrance (Bouygues)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
CAUCaucasusOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
EUXEurope (Multi-CSC)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
EUYEurope (Multi-CSC)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
MEOPortugal (MEO)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
MOBAustria (A1)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
MOTSlovenia (Telekom)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
MSRSerbiaOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
PLSPoland (Plus)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
PRTPoland (Play)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
SEKUkraineOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
SFRFrance (SFR)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
SIMSlovenia (A1)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
SKZKazakhstanOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
SWCSwitzerlandOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
TOPSerbia/MontenegroOct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
VIPCroatia (A1)Oct 5, 2026day 0F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
GTOGuatemalaOct 6, 2026+1 dayF766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
COOColombiaOct 7, 2026+2 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
MXOMexicoOct 7, 2026+2 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
TCEMexico (Telcel)Oct 7, 2026+2 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
UYOUruguayOct 7, 2026+2 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
ZTABrazil (Claro)Oct 8, 2026+3 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
ZTMBrazil (TIM)Oct 8, 2026+3 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
ZTOBrazilOct 8, 2026+3 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
ZVVBrazil (Vivo)Oct 8, 2026+3 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
XFASouth AfricaOct 11, 2026+6 daysF766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XFVSouth Africa (Vodacom)Oct 11, 2026+6 daysF766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
XNZNew ZealandOct 11, 2026+6 daysF766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH
EBEEcuadorOct 13, 2026+8 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
ECOEcuadorOct 13, 2026+8 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
PEOPeruOct 13, 2026+8 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
PETPeru (Movistar)Oct 13, 2026+8 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
CHOChileOct 19, 2026+14 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
TGPParaguayOct 22, 2026+17 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
UPOUruguayOct 22, 2026+17 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
AROArgentinaOct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
CDRDominican RepublicOct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
CGUGuatemala (Claro)Oct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
CRCCosta RicaOct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
CTIArgentina (Claro)Oct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
DORDominican RepublicOct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
GLONigeria (Glo)Oct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
PGUGuatemalaOct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
PSNArgentina (Personal)Oct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
UFNArgentina (Movistar)Oct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH
COMColombia (Claro)Oct 27, 2026+22 daysF766BXXUCCZIH/F766BOWOCCZIH/F766BXXUCCZIH

Download and release notes

samloader download -m SM-F766B -r EUX -v F766BXXUCCZIH/F766BOXMCCZIH/F766BXXUCCZIH

Samsung's release notes and security patch level for this update: SM-F766B / EUX on doc.samsungmobile.com. What each part of the build number means: decode F766BXXUCCZIH.