How to Install Custom Rom on Galaxy J3 (2018): TWRP & CWM

In this article, I will show you step by step, How to install custom Rom on Galaxy J3 (2018) device. Furthermore, there are lots and lots of benefits of installing custom ROM on Samsung devices. Next, we will also cover few topics on custom Rom. Let’s start. 


About Galaxy J3 (2018)

Here are some of the key features and specifications of the newly launched Galaxy J3 (2018) smartphone.

  • Firstly, it has 5 inches IPS LCD display with a resolution of 1280 by 720 pixels. A total of pixels per inch.
  • And Galaxy J3 (2018) also comes with Android 8.1 OREO.
  • And under the hood, the phone has an Exynos 7570 Quad-core 1.4 GHz.
  • The Phone also comes with 2 GB Ram and 16 GB Storage. 
  • Furthermore, the camera sensor on J3 (2018)-  8 MP  rear camera and 5 MP front shooter.
  • Finally, the battery on J3 (2018) is a 2,600 mAh.

So these were key features of the all-new Galaxy J3 (2018)  device.

What is Custom Rom?

Custom Roms are basically firmware which is developed by various community developers in order to put in extra features and benefits in the smartphone. There are various different types of Roms that can be installed on the smartphone.


Advantages or Pro’s of installing custom ROM on Galaxy J3 (2018) device

Here are some of the major reasons you should install custom Rom on your Moto devices –

  1. You will be able to experience new user interface after you install a custom Rom. Rom such as MIUI will fully change the way you will use your Galaxy J3 (2018).
  2. And benefitted with extra features.
  3. Also, your phone will get constant updates, as developers constantly are working to improve the current version.
  4. And you can update to the latest Android version before Motorola provides it.
  5. The phone will no more be laggy whatsoever.

Disadvantages or Con’s of installing custom ROM Galaxy J3 (2018) Phone

Some of the disadvantages of installing custom Rom –

  1. It will void your warranty. If you wish to install any type of custom Rom on your smartphone and if anything goes wrong, then the manufacturer is not responsible for it.
  2. You may brick your phone or your phone may not power on thereafter.
  3. The phone may become more sluggish and laggy if you install non-optimized custom Rom on the Galaxy J3 (2018) device.

Now let’s see how you can install custom Rom on your Galaxy J3 (2018)

How to Install Custom Rom On Galaxy J3 (2018)?

Points before installing custom Rom

  1. Unlock the phone Bootloader before installing any custom ROM.
  2. Also, Root your phone. How to Root Galaxy J3 (2018).
  3. Next, your phone should have CWM or TWRP Recovery successfully installed in order to install custom, Rom.

If you have not Rooted or unlocked your device bootloader or had not install Recovery then consider the above links.

Install custom rom on Galaxy J3 2018

How to Install custom ROM on Galaxy J3 (2018) with the help of CWM Recovery

Below is step by step guide how you can install custom Rom with the help of CWM recovery.

  • First of all, charge the phone.
  • Next,  download the proper Zip file of the Rom which you want to install on your smartphone. You can find your favorite Rom through the web.
  • Now, after you have successfully downloaded the custom ROM, put the file in the internal storage or the external storage of your phone. 
  • Finally, boot into CWM recovery.
  • And, to boot into CWM recovery you need to turn your phone off. After your phone is switched off, press power button and volume down button together. Hence, you would now be booted into CWM recovery.
  • Furthermore, you will see various options in the recovery mode and one important step is to backup your current firmware because if anything goes wrong while installing custom ROM, you can restore your phone.
  • So now that you have taken a backup, we need to factory reset the phone before installing any sort of custom Rom. For that go to Wipe Data/ Factory Reset > Yes-Wipe all user data and wipe cache by going to Wipe Cache Partition > Yes-Wipe Cache.
  • Now to install custom Rom on your Galaxy J3 (2018), go to Install Zip. Then choose Zip from SD card > now select your zip file from internal storage. 
  • Then, Select yes Install Zip File.
  • Let the process happen and do not interrupt in between the process of installing custom Rom.
  • Congratulations finally you have successfully installed custom Rom on your Galaxy J3 (2018). 

If you have TWRP Recovery on Galaxy J3 (2018), then below are the steps.

How to Install custom ROM on Galaxy j3 (2018) with the help of TWRP Recovery.

Let’s start step by step how to install custom Rom through TWRP recovery. 

  1. First of all, charge your phone fully.
  2. And now boot your phone into TWRP recovery. Switch off your phone and then press  Power button and volume down button simultaneously. 
  3. Before installing make sure to take proper backup of existing Rom as a result if something goes wrong, you can restore your current backup.
  4. Next, Go to Wipe – Swipe to factory reset.
  5. Go back and click install – and select your custom Rom Zip file. Then swipe to confirm Flash.
  6. Finally, press back and reboot your device. 
  7. Hence, you have successfully installed custom Rom via TWRP recovery on your Galaxy J3 (2018) phone. 

Related Article. How to unroot and install stock ROM on Galaxy J3 (2018)

I hope the above steps were clear enough 😀 And I hope you installed your custom ROM on the Galaxy J3 (2018) successfully. Do let me know in the comment section if you have encountered any issues while installing custom Rom on your device.