SM-J400F 3 countries Android 8.0.0 (Oreo)

Samsung Galaxy J4 J400FXXU2ARGA Firmware

Name: Samsung Galaxy J4 (SM-J400F)
Brand: Samsung
Availability: InStock

Samsung Galaxy J4 J400FXXU2ARGA is an Android 8.0.0 (Oreo) firmware for Kazakhstan (CAU, SKZ), Ukraine (SEK), Uzbekistan (CAC). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build J400FXXU2ARG7 https://samfirm.shop/build/J400FXXU2ARG7, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-J400F is available: J400FXXS9CVF2 https://samfirm.shop/build/J400FXXS9CVF2.

Download firmware 8.9/10 (478)17,387 times

Android 8.0.0 (Oreo)

OS Version

2018-07-18

Build Date

2018-07-01

Security patch

Countries

CSC codes

Bootloader binary

Bootloader binary 2. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy J4 use bootloader binary 9 (latest: J400FXXS9CVF2). If your device already runs binary 9, this build cannot be flashed.

All regional downloads

Pick your region (CSC) to download the matching firmware package.

Will it work on my device?

Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.

MODEM/CP Version: J400FXXU2ARG7

Model	Region	CSC Version	Release date	Size	File name	Download
SM-J400F	CAC Uzbekistan CAU, SKZ Kazakhstan SEK Ukraine	J400FOXM2ARGA	2018-08-06	2.403 GiB	SM-J400F_1_20200710155134_291oxeakbw_fac.zip	Download

How to flash J400FXXU2ARGA

J400FXXU2ARGA has bootloader binary 2. Your device must run binary 2 or lower: it is the 5th character from the end of your current build number.
CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
The Download Mode key combo depends on the model: see all combos.

Full flashing guide

Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.

What's new in J400FXXU2ARGA

· The stability of Bluetooth has been improved.
· The security of your device has been improved.

Rollout of J400FXXU2ARGA by region

First release: August 6, 2018
Last region: August 14, 2018
Duration: 9 days
Regions: 4

Day 1 · 6 August · 1 region
UkraineSEK
Day 4 · 9 August · 2 regions
KazakhstanSKZUzbekistanCAC
Day 9 · 14 August · 1 region
KazakhstanCAU

Device specifications

Display diagonal14 cm (5.5")
Display resolution720 x 1280 pixels
Display typeSAMOLED
Processor frequency1.4 GHz
RAM2 GB
Rear camera resolution13 MP
Rear camera typeSingle camera
SIM cardsDual SIM
Battery capacity3000 mAh
Weight175 g

Frequently Asked Questions

J400FXXU2ARGA is Android 8.0.0 (Oreo) firmware for Samsung Galaxy J4, released for Kazakhstan (CAU, SKZ), Ukraine (SEK), Uzbekistan (CAC). It includes the 2018-07-01 security patch. Samsung built it on 2018-07-18.

No. A newer build for SM-J400F is available: J400FXXS9CVF2. Install it instead of J400FXXU2ARGA unless you need this exact version. The previous build was J400FXXU2ARG7.

Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The download is 2.403 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy J4 must be on bootloader binary 2 or lower.

This build uses bootloader binary 2. It can be flashed on a Samsung Galaxy J4 running binary 2 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 11 other builds of this model use the same binary, so you can switch between them in both directions.