Guide | How To Flash Stock ROM LG RAY Using LG Flashtool KDZ Method.

Flash Stock ROM LG RAY. This device Also known as LG Zone in Latin America, and now will show you how to fix a bootloop / bricked on Android LG RAY, or you can upgrade the latest stock ROM / firmware. This LG RAY is the smartphone with 5,5 Inchi wide IPS LCD capacitive touchscreen, 16M colors, work on Android OS, v5.1 (Lollipop), and supported with Octa-core 1.4 GHz Cortex-A7 CPU, Mediatek MT6592M Chipset, Mali-450MP4 GPU, combined with 1 GB of RAM and 13 MP of Main camera and 8 MP on secondary camera. And this device Released 2015, November.

Here is the complete guide to flash your LG Ray.

Requirement Tool For Flash LG RAY .

Download all necessary tool and file below ;

Download Stock Rom LG RAY : From Here, or go to number 2.

This Stock is KDZ file, remember to copy this KDZ file into LG Flash Tool 2014 folder
Check the firmware that match with your phone version,

The V10 is the KITKAT version
The V20 is for the Lollipop Version.
And, you can see a letter, that is little updates, you can download the one with the "last" letter.

If you can not find the KDZ file from the link above, you can try to download the KDZ by yourself.

Download KDZ file for all LG smartphone device.

Download LG mobile support tool and install
Download Driver LG: Here
Latest LG FlashTool : Here
For Verizon device, you can download this driver here

#1. Guide To Flash LG RAY (KDZ Method)

Please follow this guide carefully to flash LG RAY.

Make sure you have download all requirement tool above
Then Install the drivers with your phone connected with your Computer, when it finished disconnect your LG RAY phone from your computer.
Now turn your LG RAY phone off, then click continuously on the up volume and connect your phone to your PC.
Now, enter your LG RAY into download mode.(visit this guide or see at the end of this post)
Run LGFlashTool2014.exe.
If you cannot run LGFlashTool2014.exe, You must install Visual C++ Runtime Library, get here
There are two options to flash your LG RAY .

Normal Flash : You can select this option if you want Flash ROM without losing any data. Only use this when you need to fix system error.
CSE Flash : You can choose this option when you need a fresh format. All data will be deleted. It's suitable for upgrading or downgrading ROM or simply use this when you need to back to Stock.
LG flash tool normal flash / CSE flash

Select Type: CDMA
PhoneMode: DIAG
Select KDZ file : browse your KDZ file in your drive
Then you can Click on Normal Flash or CSE Flash (see step 7 to decide this option)
Then click Start.
LG flash tool - start
Then click on Clear Phone Software update registry.
Lg flash tool - Clear Phone Software update registry.
No need to choose desired language, it automatically change to English as a default setting.
Finally you can click OK.
You must wait a minute for the LG Mobile Support tool to recognize the LG RAY device.
When you wait this process, may take 5 minute the tool to recognize it.
The software will start the extraction on your device.
When the process reach 100% your LG RAY will reboot.
Then, you must Unplug your LG RAY from your computer by remove USB Cable from it.,
Finish.