If you are looking for Koolmex Stock Rom (original firmware) for all Koolmex Smartphones and Tablets, then you have reached the right place.
All the following Koolmex Stock ROM (Flash File) contains the original Koolmex USB Driver, Flash Tool and a Flash File. After Downloading the Koolmex Stock ROM (firmware), follow the user manual to flash the firmware on your Koolmex device.
Koolmex J4 2018 Stock Firmware (Flash File)
Model: Koolmex J4 2018
Chipset: Mediatek
How to Flash: Follow Guide
Firmware Size: 492 MB
Koolmex J7 Duo Stock Firmware (Flash File)
Model: Koolmex J7 Duo
Chipset: Mediatek
How to Flash: Follow Guide
Firmware Size: 481 MB
Koolmex J7 Prime Stock Firmware (Flash File)
Model: Koolmex J7 Prime
How to Flash: Follow Guide
Firmware Size: 492 MB
Readme Once:
[*] Once you successfully flashed the Koolmex Stock Rom on your Koolmex device, then it may be required to flash the IMEI aswell. In order to flash the IMEI, make sure to use the original IMEI that comes originally with the device.
[*] Koolmex USB Driver: You can download the original USB Driver from the Koolmex USB Driver Page.
[*] Request Firmware: If you are searching for any Koolmex Firmware that isn’t listed above, then you can request it through the comment box below. Any request made via contact page will be disregarded.