This Firmware flash for Samsung Galaxy J3 (2017) with the Model Number is SM-J3308. Firmware Region is China and CSC code is CHM China Mobile. Make sure the Model Number are correct with you device. You can check the Model Number in Setting - About phone (Model Number), If phone can't start you can find it by flipping your phone or among the things you found in the box. This Firmware PDA is J3308ZMU1AQG3 with OS Nougat(Android 7.1.1) and the Firmware are build on Mon 17 Jul 2017 20:08:00 pm.

Download Firmware Samsung Galaxy J3 (2017) (SM-J3308)

AP Version: J3308ZMU1AQG3
CSC Version: J3308CHM1AQG3
Android Version: Nougat(Android 7.1.1)
Region: CHM China Mobile
Country: China
Binary: 1

Build Date: 2017-07-17 20:08:00
Size: 1.97 GB
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About Phone:

Samsung Galaxy J3 (2017) Android smartphone. Announced Jun 2017. Features 5.0″ PLS display, Exynos 7570 Quad chipset, 13 MP primary camera, 5 MP front camera, 2400 mAh battery, 16 GB storage, 2 GB RAM.

Admin Nov 08, 2020 SM-J3308, CHM

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How to flash firmware

Extract (unzip) the SM-J3308_CHM_J3308ZMU1AQG3......J3308ZMU1AQG3.zip file. using WinRAR or 7-Zip.
Download Odin Tool 3.14.1
Extract Odin and open it.
Reboot Samsung Phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)
Connect you Samsung Phone and wait until you get a BLUE sign in Odin.
Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots.
Do NOT tick any extra boxes. The only options to be ticked are F.Reset Time and Auto-Reboot.
Click the start button, wait for Odin to say 'PASS' in a GREEN sign. Once the flash is complete, your phone will reboot, and you can disconnect your phone from the PC.

The Samsung Galaxy J series is a discontinued line of entry-level Android mobile devices produced by the South Korean company Samsung Electronics, first introduced in 2015. This series is a part of Samsung Galaxy series, placed below the low-range Galaxy M.

Source: wikipedia.org

Other Firmwares

#	Model	Version	Region	OS	Size
1	SM-J3308	J3308ZMS4CUD1	CHM	Pie(Android 9)	2.42 GB	Download
2	SM-J3308	J3308ZMS4CTG1	CHM	Pie(Android 9)	2.42 GB	Download
3	SM-J3308	J3308ZMS3CTC1	CHM	Pie(Android 9)	2.42 GB	Download
4	SM-J3308	J3308ZMU2BRJ1	CHM	Oreo(Android 8.1.0)	2.22 GB	Download
5	SM-J3308	J3308ZMU2ARH1	CHM	Nougat(Android 7.1.1)	1.97 GB	Download
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