Stock ROMFirmware Update

Download Install J320N0KOU1AQF2 for Samsung Galaxy J3 SM-J320N0 (Korea)

Samsung has started rolling out the latest firmware, July Security Patch for Samsung Galaxy J3 SM-J320N0 (Korea) running on Android 6.0.1 Marshmallow in Phase wise manner. At the time of writing this article, the update has already been started pushing out in the form of OTA (Over the air) to all of the Samsung Galaxy J3 SM-J320N0 devices in Korea. The OTA update bearing build number J320N0KOU1AQF2 is based on Android 6.0.1 Marshmallow.

The J320N0KOU1AQF2 for Galaxy J3 SM-J320N0 (Korea) is released with July Security Patch and contains several bug fixes, improve the overall stability and enhance the performance of the device. If your device is running on Stock Android 6.0.1 Marshmallow, then you may soon receive the OTA Update notification on your device. You might be already aware of the fact that Android Team fixes the vulnerabilities found in the operating system time to time, and releases the updates on timely manner. The OEMs, then push the Security Updates with patched/ fixed Android vulnerabilities in the form of OTA and Stock ROM updates.

In the below guide, we will be guiding you step by step process to flash/ install latest July Security Patch J320N0KOU1AQF2 on Samsung Galaxy J3 SM-J320N0 (Korea). The download link for this Stock ROM has been added to the pre-requisite section. You can either flash it via Samsung Odin tool or Samsung Kies, if you have not received it through the OTA update.

Firmware Details:

Android Version: Android 6.0.1 Marshmallow

UI Version: Samsung Experience UI

Firmware Versions: J320N0KOU1AQF2

Model: Samsung Galaxy J3 SM-J320N0 (Korea)

Release Date: Tue, 27 Jun 2017

Android security patch level: 2017-07-01

Country: Korea

Status: – Official

Disclaimer: covers although everything in a very neat and a processed manner so that our readers get exactly what they want, still there are meager chances of basic issues that may arise out of the listed steps here. Hence it is in sole interest of the user to follow the steps very cautiously so as to stay away from any mishappenings with your device.

Updating or flashing the Stock ROM firmware updates certainly without any doubt comes with risk to brick device. If you brick the device, while upgrading the firmware of your smartphone, then kindly be in touch with the Official Service center of Samsung near your location. in no way will be held responsible for warranty void or your bricked device.


Ensure to check your model number, which must be:

  • Samsung Galaxy J3 SM-J320N0 (Korea)

You must have to ensure that prior to updating your phone , you have read thoroughly the disclaimer and you agree to proceed further on your risk.

  • Phone Should be Charged

Your phone must be 70% charged atleast else, it may lead to complications sometimes while experimenting. Why to take risk, try to charge it fully.

  • Back Up

If you are updating your phone to Stock ROM or Custom ROM firmware, then, it is a good habit to make a back up of your phone. Make a back up of all your media like images, videos and all on your PC and your contacts on Cloud.

  • Enable USB Debugging

You must enable USB debugging option by going in to Settings, Applications and Developer options.

Downloads For Updating Samsung Galaxy J3 SM-J320N0 (Korea)

Download Latest Samsung Odin ROM Flashing/ Rooting Tool from here.

Download J320N0KOU1AQF2 update for Samsung Galaxy J3 SM-J320N0 (Korea) based on Android 6.0.1 Marshmallow from here.

Download Latest Samsung Drivers here.

How to update Samsung Galaxy J3 SM-J320N0 (Korea) to J320N0KOU1AQF2 Android 6.0.1 Marshmallow via OTA (Over the air)

Note: For this method, you won’t need to download any file mentioned in pre-requisite section of this article. You can directly follow the below steps, if you prefer the OTA method.

You can directly check the latest version of firmware/ software available for your device, Samsung Galaxy J3 SM-J320N0 (Korea) by navigating to:

Settings > About Device > Software Updates

When a new software update is available for your device, the notifications panel will display the software update message. Just you need to pull down the notification bar, and then press ‘Software Update’, and this will begin the upgrade process of device Samsung Galaxy J3 SM-J320N0 (Korea) to latest J320N0KOU1AQF2, based on Android 6.0.1 Marshmallow.

If in-case you have not received the software update, then just follow the below guides, to flash firmware manually through either Odin, or Kies. No matter which method you prefer, however, Samsung Kies is official software, where the Odin is leaked/ 3rd party software which installs a new firmware, rather than updating the existing one. You can read our guides carefully to successfully upgrade your Samsung Galaxy J3 SM-J320N0 (Korea) manually to J320N0KOU1AQF2 Android 6.0.1 Marshmallow.

Guide to Flash Firmware on Samsung Devices with Odin

Guide to Flash Firmware on Samsung Devices with Samsung Kies

I assume that you have successfully upgraded your Samsung Galaxy J3 SM-J320N0 (Korea) to J320N0KOU1AQF2 Android 6.0.1 Marshmallow. Whether you have faced any issue, or you have any doubt, please write us in comments section below.

Ramandeep Singh

Meet Ramandeep Singh, the face behind The Founder and the Ex-Editor-in-Chief (2011-2013) of the renowned website '' which was dedicated to providing the most reliable and comprehensive information and analysis related to technology. A passionate and dynamic blogger, he aims to deliver quality content to IT professionals and those who share his passion for Android, technology and gadgets.

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