Samsung Galaxy J4 Firmware Download & Flashing Guide [Galaxy J4 Flash File Collections] - myTechnoTech-know to fix computer and mobile problem and other

Samsung Galaxy J4 Firmware Download & Flashing Guide [Galaxy J4 Flash File Collections]

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Samsung Galaxy J4 Firmware Download & Flashing Guide [Galaxy J4 Flash File Collections]

Here we are listing all the available download links for the Samsung Galaxy J4 firmware with a full installation guide. So far all the Galaxy J4 stock ROM firmware is based on Android version Oreo.

Before downloading the Galaxy J4 Stock ROM, make sure you are downloading the correct firmware according to your device model number.

First, navigate to the phone "Settings" App >> "About" section >> find "Model Number". In addition, if the device is brick or locked or unable to access the device then check it out of the packaging box of the device. Then download the appropriate firmware build from the download section.

Once you confirm your device model number and build number, then download the latest Jelly Firmware software and then go to the next step to flash Samsung Galaxy J4 using the Odin tool.


Benefits of flashing firmware on the Galaxy J4 mobile

  1. Fix Galaxy J4 software problems
  2. Unzip Samsung Galaxy J4 properly
  3. Unbrick Samsung Galaxy J4 by flashing firmware
  4. Manually upgrade to Downgrade or the Samsung Galaxy J4 Android version
  5. Samsung Galaxy J4 Bootle problem - Fix it
  6. Samsung Galaxy J4 stuck on Samsung logo - Fix it
  7. After installing custom twrp Recovery, install Stock Recovery.
  8. Restore stock ROM from custom ROM to Galaxy J4

Samsung Galaxy J4 SM-J400F / J400M / J400G firmware Collection

Build Number Model Number Security Patch Level

J400MUBU2ARG7 J4 SM-J400M      July 2018 Security Patch Level

J400FXXU2ARG7 J4 SM-J400F        July 2018 Security Patch Level

J400FPUU2ARGA J4 SM-J400F        July 2018 Security Patch Level

J400MUBU1ARF1 J4 SM-J400M      May 2018 Security Patch Level

J400FXXU1ARE9 J4 SM-J400F        May 2018 Security Patch Level

J400GDXU1ARE3 J4 SM-J400G       May 2018 Security Patch Level

J400GDXU1ARE4 J4 SM-J400G      May 2018 Security Patch Level

J400MUBU1ARE8 J4 SM-J400M     May 2018 Security Patch Level

J400FXXU1ARE8 SM-J400F            May 2018 Security Patch Level

J400MUBU1ARE3 J4 SM-J400M     April 2018 Security Patch Level

J400FXXU1ARE7 J4 SM-J400F       April 2018 Security Patch Level

J400FXXU1ARE3 J4 SM-J400F       April 2018 Security Patch Level

J400MUBU1ARE2 J4 SM-J400M    April 2018 Security Patch Level

How to Flash Firmware on Samsung Galaxy J4

If you have downloaded the correct stock ROM for your device, then you are ready to flash the Galaxy J4 flash file yourself. Installing the official stock ROM on Samsung Galaxy J4, using Odin Flash Tool, is really a very easy task.


But before reading the earlier requirements and caution below.


Disclaimer / Warning: Flashing firmware on Galaxy J4 will not void the warranty of the phone because it is an official method of flashing firmware on any Samsung device. But this is an unofficial process and thus you need to be cautious. On the other hand, the Samsung J4 Android Orao firmware is safe to flash, but one wrong step can brick permanently to the device. So do it at your own risk.

The last most important thing to know, the firmware that shines on the J4 will completely erase all user data and phone data. So do not forget to back up your precious data before the flashing process. Otherwise, you can restore it again.


Pre-requisites for installing stock ROM on Samsung Galaxy J4 smartphone

  • Should be backup Otherwise it will completely erase all the flashing data.
  • Be sure to enable OEM and USB debugging on the device. Otherwise, the device may stuck on the Google Account Verification screen.
  • Just download the correct firmware according to your device model and build number
  • Install the Samsung USB drivers on the PC before flashing it.
  • The job should be to install USB cable and PC / laptop stock firmware.
  • Essential Tools & Drivers
  • Samsung Galaxy J4 Stock Rome firmware - Download from the above list

Required Tools & Drivers

Samsung J4 Flash Tool [Odin] - Download

Samsung J4 USB Drivers -

Instructions to Flash Samsung J4 Stock ROM [J4 Flash File]


To install stock ROM / firmware on the Samsung Galaxy J4, there should be a free odin flash tool. Odin Flash Tool is a universal firmware tool for all Samsung devices, including tablets.


  • Download the Samsung J4 Official Firmware or Flash File from the Download section above. But make sure you are flashing the appropriate firmware according to the device model and build number.
  • Extract the Galaxy J4 firmware file downloaded on PC. Here you will see 4 files in the firmware folder. [Firmware file can be one of several, it depends on device]
The screenshot below is just an example.


  • Download the latest ODG flash tool, remove the zip file and launch the Odin.exe setup file as admin to launch it on a Windows PC.

  • Now come to the device and enable USB debugging and OEM lock by following the guide. [if possible. If you are unable to access your device, skip this step]
  • Boot Downloading Mode or Odin Mode in Samsung Galaxy J4
Power of Device >> Holds the key + Home key + Power key simultaneously at the same time.
Here you will see a warning message, just ignore it and press the volume button to enter the downloading mode.





[Odin mode or download mode must flash the firmware on any Samsung device.]


  • Attach device with PC via working USB cable. It is necessary to flash the firmware directly from the PC on your device.
  • Open Odin Flash Tool again. If the device is properly connected to the PC, Odin will automatically detect the device. At the same time, you can see the "Added" message in the log window in the lower left section and the first box under the ID: COM will also show a number and blue will make its background.

  • This time you have to configure it properly. Be careful with the ODIN software and apply the changes as shown below.
Click on the "Options" tab and make sure the "Re-Partition" checkbox is not ticked and then configure it as shown in the screenshot below.


  • Next, load the firmware files in the appropriate section. Actually it depends on the files of your firmware.



Condition 01 If you have a .tar / .tar.md5 file, then click on the "AP" or "PDA" option and load the firmware file into the Odin software.


Condition02 If you have many files [.tar / .tar.md5 file] in the firmware file, then you have to load all the available files in the appropriate section.


For example - Firmware with separate files starting with A, CSE, Home_CSC, BL, CP etc., then load them as shown below.
  • Click on "BL" button and load file that starts with "BL" text.
  • Click on the "AP" button, and the load file, starting with the "AP" text.
  • Click the "CP" button and load file that starts with "CP" text.
  • Click the "CSC" button and click on the load file, starting with "Home_CSC" text. Otherwise, load the CSC file.
Important: Firmware files [.tar.md5 files] can be taking longer to load, while loading, or not responding to Odin. Do not worry about it and wait a few seconds to load all the files. This is normal. The time of loading depends on your firmware size and it is available on various devices of Samsung

  • Now check everything again. If all the sets are done, hit the "Start" button from the Odin tool and flash the firmware on the Samsung Galaxy J4 mobile.
Note: Whether or not to stop unplugging the USB cable during the flashing process. Otherwise, this device can lead to making bricks permanently.


  • Once the flashing process begins, you will see the entire flashing process in the Odin log window and at the end of the successful flashing will show the green "pass" message on this tool.


  • The device will reboot automatically and after firmware flashing it can take a long time to reboot on its first normal boot. So sit back and wait for normal boots.
  • done!!!! You have successfully installed Android Oreo firmware on Samsung Galaxy J4 using Odin.
Troubleshooting
  • ODIN Stuck: If the Odin tool gets stuck in the flashing process or before the process, then close it properly, follow the instructions above and launch it again as Administrator and Flash firmware.
  • Odin Fail: If you get a "Fail" message after flashing the flowers, check the firmware compatibility and repeat the process again correctly. Sometimes it may be due to un-supported firmware or it may be that the device is not properly detected.
So friends are all "How to Download Samsung Galaxy J4 Official Firmware" and "How to Install Stock ROM on Samsung Galaxy J4 2018 with Odin Tool?"


The above Galaxy J4 Flash file installation is 100% working and tested, so there is no need to worry about stability. But make sure you are following the firmware flashing process as shown in the tutorial.

So far, no issue has been found in any stage or no broken link has been received, please leave your comments and notify us.

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