How to Install Stock ROM on Cubot J3 Pro [Firmware File / Unbrick]

Looking to install the firmware file on Cubot J3 Pro? then you are at the right place. Cubot J3 Pro came out of the box with Android 8.1 and under the hood runs on a MediaTek processor. In this guide, we will help you to flash the official firmware file on Cubot J3 Pro. To flash the firmware file, you need software known as SP Flash Tool, Formally also called the Smartphone Flash Tool.

Android always opens the door to various possibilities such as flashing custom ROM or kernel or APK modding etc. These feats can be achieved by providing root access to your device or simply rooting your phone.  In today’s date, rooting or customizing is no rocket science, but people perform these processes carelessly. Certain users hastily carry out the modding/rooting process without properly following instructions. It leads to bricking of the device. It can happen with any device. In this post, we will tell you how you can restore or unbrick Cubot J3 Pro back to the previous working condition.

Cubot J3 Pro comes with 1GB of RAM and 16GB internal memory. It was launched on May 2018. It has 5.5-inch IPS, HD+ Display and a screen resolution of 1440 x 720 Pixels. Cubot J3 Pro powered by MediaTek MT6739 and ARM Cortex-A53, 1500 MHz processor. It has 8MP+2MP Dual Rear Camera and 2 Megapixel Front camera for selfies.

Cubot J3 Pro Firmware File

The Advantage Of Stock ROM:

  • Flash Stock To Unbrick your Cubot J3 Pro
  • Flash Stock ROM to Fix the boot loop problem
  • Upgrade and Downgrade Cubot J3 Pro
  • Unroot or Fix Bugs on your phone
  • To fix the lag or stutter on Cubot J3 Pro
  • By flashing Stock ROM, you can solve software problems.
  • Revert back to stock to gain your warranty.
  • To Reset or Remove FRP on your device: Mediatek FRP Guide or Spreadtrum FRP Guide
  • Restore Cubot J3 Pro back to Factory State
  • Bypass Pattern lock on your device

How to Flash Cubot J3 Pro Firmware File

Before installing the Stock ROM on your Cubot J3 Pro, you should download the firmware flash file. Then download and install the USB Drivers and flash tool on the PC as well. Once you’re done with these, you can proceed to the steps below. But let’s take a quick look at the Stock Firmware importance and firmware details below.

Pre-Requirements:

Download Flash Files

Software Details Download Link
Flash File Name: CUBOT_J3_PRO_8051C_V14_20181025 .zip
File Size: 700.9 MB
OS: Android 8.1
Download Link

Instructions to Install: via SP Flash tool

Disclaimer:

GetDroidTips will not be responsible for any kind of hardware or software damage to your device while or after you follow this guide. Install non-official firmware on your device at your own risk.

Now, without wasting any more time, let’s jump into the firmware installation steps below:

  1. Make sure you follow and download all the required files and flash tools on your PC.
  2. Open the flash tool exe file to open the SP Flash Tool User Interface
  3. Tap on the Download option and load both the download agent and the scatter text file in the scatter-loading section.
  4. Once you load the file, click the Download button
  5. To start the upgrade process of stock ROM on your Cubot J3 Pro, you need to turn off your device and hold the Volume Down and Volume Up key together and Connect your Phone to PC/Laptop using USB Cable (Keep the Volume Down and Volume Up button until your computer detects the phone.)
  6. When the phone connects, your device will start upgrading the stock firmware
  7. Wait for a few minutes, If you see a green button on your flash tool which means the upgrading process has been completed.
  8. That’s it! You can reboot your Cubot J3 Pro

Follow Complete Tutorial

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Watch Video Tutorial

That’s it, guys. We hope that you’ve installed the Stock Firmware on your Cubot J3 Pro device successfully. Feel free to ask in the comments below for any queries.

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