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Samsung Galaxy J7 Duo SM-J720F specifications Expand
Released 2018, April
174g, 8.2mm thickness
Android 8.0, up to Android 9.0
32GB storage, microSDXC

Samsung Galaxy J7 Duo was announced at 2018, April with Android 8.0 (Oreo), upgradable to Android 9.0 (Pie), have chipset Exynos 7885 (14 nm) CPU Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) and GPU Mali-G71. It have 32GB 3GB RAM, 32GB 4GB RAM storage and there are colors: Black, Gold, Rose Gold, White, Blue

NETWORK
Technology
GSM / HSPA / LTE
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G
HSDPA 850 / 900 / 1900 / 2100 - International
4G
1, 3, 5, 7, 8, 20, 38, 40, 41 - International
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
TIMELINE
Announced
2018, April
Released
Released 2018, April
BODY
Dimensions
153.5 x 77.2 x 8.2 mm (6.04 x 3.04 x 0.32 in)
Weight
174 g (6.14 oz)
SIM
Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
DISPLAY
Type
Super AMOLED
Size
5.5 inches, 83.4 cm2 (~70.4% screen-to-body ratio)
Resolution
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
PLATFORM
OS
Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
Chipset
Exynos 7885 (14 nm)
CPU
Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
GPU
Mali-G71
MEMORY
Card slot
microSDXC (dedicated slot)
Internal
32GB 3GB RAM, 32GB 4GB RAM
eMMC 5.1
MAIN CAMERA
Camera
13 MP, f/1.9, AF
5 MP, f/1.9, (depth)
Features
LED flash, panorama, HDR
Video
1080p@30fps
FRONT CAMERA
Camera
8 MP, f/1.9
Features
LED flash
Video
1080p@30fps
SOUND
Loudspeaker
Yes
3.5mm jack
Yes
COMMUNICATES
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
4.2, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, BDS
NFC
No
Radio
FM radio
USB
microUSB 2.0
FEATURES
Sensors
Fingerprint (front-mounted), accelerometer, proximity
ANT+
BATTERY
Battery
Li-Ion 3000 mAh, removable
MISC
Colors
Black, Gold, Rose Gold, White, Blue
SAR EU
0.54 W/kg (head)     1.40 W/kg (body)    
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Specs source: gsmarena.com
Disclaimer. We can not guarantee that the information on this page is 100% correct

Filter firmware

Samsung firmware SM-J720F / Galaxy J7 Duo SM-J720F 20

Device CSC Version Bit/SW REV. Security Patch Lvl. OS Build date
Samsung Galaxy J7 Duo INS J720FDDS7CUL1 7  2021-12-01  Full Files Q(Android 10) 20211214082700
Samsung Galaxy J7 Duo INS J720FDDU7CUF4 7  2021-06-01  Full Files Q(Android 10) 20210713142308
Samsung Galaxy J7 Duo INS J720FDDS7CUD2 7  2021-04-01  Full Files Q(Android 10) 20210429053645
Samsung Galaxy J7 Duo INS J720FDDS7CTL1 7  2021-01-01  Full Files Q(Android 10) 20210111193234
Samsung Galaxy J7 Duo INS J720FDDU7CTJ1 7  2020-10-01  Full Files Q(Android 10) 20201023181804
Samsung Galaxy J7 Duo INS J720FDDS7CTI1 7  2020-09-01  Full Files Q(Android 10) 20200910211404
Samsung Galaxy J7 Duo INS J720FDDU6CTG2 6  2020-07-01  Full Files Q(Android 10) 20200708132833
Samsung Galaxy J7 Duo INS J720FDDS6BTE1 6  2020-05-01  Full Files Pie(Android 9) 20200519172703
Samsung Galaxy J7 Duo INS J720FDDU5BTB5 5  2020-01-01  Full Files Pie(Android 9) 20200309174215
Samsung Galaxy J7 Duo INS J720FDDS5BSL1 5  2019-12-01  Full Files Pie(Android 9) 20191230155141
Samsung Galaxy J7 Duo INS J720FDDS4BSI1 4  2019-09-01  Full Files Pie(Android 9) 20190921133153
Samsung Galaxy J7 Duo INS J720FDDU4BSG7 4  2019-07-01  Full Files Pie(Android 9) 20190719174353
Samsung Galaxy J7 Duo INS J720FDDS4ASE1 4  2019-05-01  Full Files Oreo(Android 8.0.0) 20190514122240
Samsung Galaxy J7 Duo INS J720FDDU3ASA1 3  2019-02-01  Full Files Oreo(Android 8.0.0) 20190131133253
Samsung Galaxy J7 Duo INS J720FDDU3ARL2 3  2018-12-01  Full Files Oreo(Android 8.0.0) 20181221133806
Samsung Galaxy J7 Duo INS J720FDDU3ARJ3 3  2018-11-01  Full Files Oreo(Android 8.0.0) 20181025162214
Samsung Galaxy J7 Duo INS J720FDDU3ARI4 3  2018-08-01  Full Files Oreo(Android 8.0.0) 20180925171701
Samsung Galaxy J7 Duo INS J720FDDU3ARG4 3  2018-08-01  Full Files Oreo(Android 8.0.0) 20180731141940
Samsung Galaxy J7 Duo INS J720FDDU2ARG2 2  Full Files Oreo(Android 8.0.0) 20180711231653
Samsung Galaxy J7 Duo INS J720FDDU1ARD5 1  Full Files Oreo(Android 8.0.0) 20180423200353
Lastest combinations SM-J720F / Galaxy J7 Duo SM-J720F

We are working hard to figure it out

You can request or contribute combination for this model to Telegram group

 How to flash Samsung SM-J720F / Galaxy J7 Duo SM-J720F firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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