Samsung Galaxy J3 SM-J3109 MT6572 Firmware

Inital Boot Ok!
BB_CPU_PID : 6572
BB_CPU_NME : [MediaTek] MT6572_S00
BOOT TYPE  : EMMC_FLASH_BOOT

Reading Flash Content now ... 
Brand     : Samsung
ProdName  : SM-J3109
ProdModel : SM-J3109
Device    : Galaxy J3
AndroidVer: 4.4.2
MTKxCPU   : MT6572
MTKxPRJ   : ALPS.KK1.MP7.V1
[Read Ok] : preloader_keytak72_cwet_lca.bin
[Read Ok] : MBR
[Read Ok] : EBR1
[Read Ok] : lk.bin
[Read Ok] : boot.img
[Read Ok] : recovery.img
[Read Ok] : secro.img
[Read Ok] : logo.bin
[Read Ok] : system.img
[Read Ok] : cache.img
[Read Ok] : userdata.img
[ScatCFG] : MT6572 / V1.1.1 / keytak72_cwet_lca / EMMC
Android Info saved
MAUI Meta DB saved
HWConfig Info saved
FW Size : 780 MiB
Scatter saved to :

MT6572_Samsung_SM-J3109_Galaxy_J3_4.4.2_ALPS.KK1.MP7.V1

preloader_keytak72_cwet_lca :99.2 Kb

Free firmware Without password
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How To Flash:

• Its a Scatter file you can flash it with SP Flash Tool or any Flasher Box 
• Select “scatter-Loading” and Slect MT6572_Android_scatter.txt in folder
• Wait file to be added into Flash Tool Or Any Flashing box
• Select “Download Only” or if upgrade “Firmware upgrade” in Flash Tool
• Turn off your phone
• Press “Download” Button to start
• And connect your phone with PC via USB data cable.
• The process will start and a red progress bar will appear after color purple, yellow.
• And green circles display
• Finish !
• You can now safely disconnect your phone and turn it on.
• its Done..!

Full Tutorial Here

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