Koolmex J4 2018 Stock ROM (Official Firmware )
On this page, you will find the direct link to download Koolmex J4 2018 Stock ROM (firmware, flash file),We also provide Stock ROM for other Koolmex Devices for free. The Firmware package contains Firmware, Driver, Flash Tool, and How-to (Install) Flash Manual.
You can use this firmware file to flash Koolmex J4 2018. If also you want to upgrade or downgrade your smartphone, then , you can use this stock rom ,Koolmex J4 2018 firmware flash file can also help to fix a lot of problems on your smartphone ,Some problems like hanging, battery drain, app crashing, and other problems , You can use this stock rom to remove the locked screen, remove root, fix many system errors, and unbrick Koolmex J4 2018.
The Koolmex J4 2018 Stock ROM will help you to downgrade or upgrade the stock firmware of your Koolmex J4 2018 Device. It will also help you to fix any software related issue, bootloop issue, IMEI issue.
Download Koolmex J4 2018 Stock ROM (Firmware file)
ROM File Name : Koolmex_J4_2018_MT6580_20180713_5.1.zip
ROM File Size : 492 MB
Download Flash Tool : Get SP Flash Tool for Windows | SP Flash Tool for Linux
How to Install :See Tutorial
How to Flash or Install Koolmex J4 2018Stock Firmware (ROM)
Detailed Guidelines with picture
Readme:
[♥] Download Flash Tool : If you are willing to download the latest version of SP Flash Tool, then head over to Get SP Flash Tool for Windows or Get SP Flash Tool for Linux .
[♥] Take a Backup: Flashing or installing the firmware will wipe the user data from the Koolmex J4 2018 device. Therefore, we request you to take a backup of your data before flashing the firmware.
[♥] Caution: We do NOT recommend you to Flash the Preloader.bin. As it may brick the device, therefore we recommend you to Untick the Preloader option in SP Flash Tool before Flashing it on your Koolmex J4 2018 device.
[♥] Koolmex J4 2018 USB Driver: If you are looking for the original Koolmex J4 2018 USB Driver, then head over to the Koolmex USB Driver page.
[♥] The Koolmex Company Officially releases the above Koolmex J4 2018 Firmware . Official ROM helps you to fix the device if in case your device is having any Bootloop, Hang issue, or Dead Issue.
[♥] Request Koolmex Firmware: If you are looking for any specific firmware that is not listed above, you can request it through the comment box below (do not request firmware through the contact page, or else it will be ignored).