J720FDDU7CUF4 – Galaxy J7 Duo firmware

Build J720FDDU7CUF4 is a feature update for the Galaxy J7 Duo (SM-J720F) on Android 10. It first appeared on Samsung's servers on Jul 20, 2021 (method) and has reached 27 regions so far. It keeps bootloader bit 7, so downgrading to the previous build J720FDDS7CUD2 is still possible. Samsung still serves this file.

Model
SM-J720F
Android
Android 10
Type
Feature
Bootloader bit
7
First released
Jul 20, 2021
Regions
27

Rollout timeline by region

The date each region code (CSC) first received J720FDDU7CUF4, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
INSIndiaJul 20, 2021day 0J720FDDU7CUF4/J720FODM7CUF4/J720FXXU7CUF1
CAMCambodiaJul 22, 2021+2 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
LAOLaosJul 22, 2021+2 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
MYMMyanmarJul 22, 2021+2 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
THLThailandJul 22, 2021+2 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
XEVVietnamJul 22, 2021+2 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
XTCPhilippinesJul 22, 2021+2 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
XIDIndonesiaJul 23, 2021+3 daysJ720FDDU7CUF4/J720FOLE7CUF2/J720FXXU7CUF1
TURTurkeyJul 27, 2021+7 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
XFASouth AfricaJul 27, 2021+7 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
XFVSouth Africa (Vodacom)Jul 27, 2021+7 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
XSGUnited Arab EmiratesJul 27, 2021+7 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
MM1Singapore (M1)Aug 5, 2021+16 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
SINSingapore (Singtel)Aug 5, 2021+16 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
STHSingapore (StarHub)Aug 5, 2021+16 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
XSPSingaporeAug 5, 2021+16 daysJ720FDDU7CUF4/J720FOLM7CUF2/J720FXXU7CUF1
ACRGhanaAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
AFRAfricaAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
ECTNigeriaAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
KSASaudi ArabiaAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
LYSLibyaAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
THRIranAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
XFESouth AfricaAug 6, 2021+17 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
DKRSenegalSep 5, 2021+47 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
EGYEgyptSep 5, 2021+47 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
MIDMiddle EastSep 5, 2021+47 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1
MWDMoroccoSep 5, 2021+47 daysJ720FDDU7CUF4/J720FOJM7CUF1/J720FXXU7CUF1

Download and release notes

samloader download -m SM-J720F -r INS -v J720FDDU7CUF4/J720FODM7CUF4/J720FXXU7CUF1

Samsung's release notes and security patch level for this update: SM-J720F / INS on doc.samsungmobile.com. What each part of the build number means: decode J720FDDU7CUF4.