Flash Bricked - Bootloop LG LEON (LG H340F LEAP WIRELESS) Using LG Flash Tool (KDZ method) [Guide]. | Android Guide

Flash Bricked - Bootloop LG LEON (LG H340F LEAP WIRELESS) Using LG Flash Tool (KDZ method) [Guide].

Flash Bricked - Bootloop LG LEON (LG H340F LEAP WIRELESS) Using LG Flash Tool (KDZ method) [Guide].

Flash LG LEON (LG H340F LEAP WIRELESS). LG LEON (LG H340F LEAP WIRELESS)  is the android smartphone which announced in February 2015, and exactly released on 2015, April. Guidebelajar on this guide will explain to you how to flashing android device on LG LEON (LG H340F LEAP WIRELESS)   with easy and simple stepFlashing in android is the same way like fresh install on the windows PC, So by perform a flash on Android you will give a new performance like a new phone. One reason that you should perform a flash your android is because your android get bootloop or when you failed to install Stock ROM Mod. 

This LG LEON (LG H340F LEAP WIRELESS) is the smartphone with 4,5 Inchi IPS LCD capacitive touchscreen, 16M colors, work on Android OS, v5.0.1 (Lollipop) and supported with Quad-core 1.2 GHz Cortex-A53 CPU, Qualcomm MSM8916 Snapdragon 410 Chipset, combined with 1 GB of RAM and 5 MP of  Main camera and VGA on secondary camera. 

Now, follow the isntruction list bellow, do it with your own risk.

Requirement Tool For Flash LG LEON (LG H340F LEAP WIRELESS) .

Before you perform flash or install your firmware on LG LEON (LG H340F LEAP WIRELESS) ,
you must download all requirement tool below ;
  1. Download Stock Rom LG LEON (LG H340F LEAP WIRELESS).
    • 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, for LEAP WIRELESS, below.
      • LG H340F LEAP WIRELESS H34010A_04 
      • http://csmgdl.lgmobile.com/dn/downloader.dev?fileKey=FWDBAVS2329CARP6EEB9DRY/H340F10a_04.kdz

  2. Download Driver LG: 
  3. http://click.xda-developers.com/api/click?format=go&jsonp=vglnk_144651256212410&key=f0a7f91912ae2b52e0700f73990eb321&libId=igio4xmg01000n4o000DA4nswvlb0&loc=http%3A%2F%2Fforum.xda-developers.com%2Fshowthread.php%3Ft%3D2797190&v=1&out=https%3A%2F%2Fwww.androidfilehost.com%2F%3Ffid%3D24052804347802528&ref=https%3A%2F%2Fwww.google.co.id%2F&title=LG%20Flash%20Tool%202014%20-%20The%20best%20way%20to%20Flash%20L%E2%80%A6%20%7C%20LG%20G2%20%7C%20XDA%20Forums&txt=https%3A%2F%2Fwww.androidfilehost.com%2F%3Ffid%3D24052804347802528
  4. Latest LG FlashTool : 
  5. http://click.xda-developers.com/api/click?format=go&jsonp=vglnk_14465125477179&key=f0a7f91912ae2b52e0700f73990eb321&libId=igio4xmg01000n4o000DA4nswvlb0&loc=http%3A%2F%2Fforum.xda-developers.com%2Fshowthread.php%3Ft%3D2797190&v=1&out=http%3A%2F%2Fwww.mediafire.com%2Fdownload%2Ffwrcd3pdj0svjtb%2FLG_Flash_Tool_2014.zip&ref=https%3A%2F%2Fwww.google.co.id%2F&title=LG%20Flash%20Tool%202014%20-%20The%20best%20way%20to%20Flash%20L%E2%80%A6%20%7C%20LG%20G2%20%7C%20XDA%20Forums&txt=http%3A%2F%2Fwww.mediafire.com%2Fdownload%2Ffw..._Tool_2014.zip

#1. Guide To Flash LG LEON (LG H340F LEAP WIRELESS)

Please follow this guide carefully to flash LG LEON (LG H340F LEAP WIRELESS) .
  1. Make sure you have download all requirement tool above
  2. Then Install the drivers with your phone connected with your Computer, when it finished disconnect your LG LEON (LG H340F LEAP WIRELESS) phone from your computer.
  3. Now turn your LG LEON (LG H340F LEAP WIRELESS) phone off, then continuously click on the volume up button and connect your phone to your PC, 
  4. Now, enter your LG LEON (LG H340F LEAP WIRELESS) into download mode.  ( visit this guide)
  5. Run LGFlashTool2014.exe.
  6. If you cannot run LGFlashTool2014.exe, You must install Visual C++ Runtime Library,
  7. There are two options to flash your LG LEON (LG H340F LEAP WIRELESS) .
    • 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
      LG flash tool normal flash / CSE flash
  8. Select Type: CDMA
  9. PhoneMode: DIAG
  10. Select KDZ file : browse your KDZ file in your drive
  11. Then you can Click on Normal Flash or CSE Flash (see step 7 to decide this option)
  12. Then click Start.
    LG flash tool - start
    LG flash tool - start
  13. Then click on Clear Phone Software update registry.
    Lg flash tool - Clear Phone Software update registry.
    Lg flash tool - Clear Phone Software update registry.
  14. No need to choose desired language, it automatically change to English as a default setting.
  15. Finally you can click OK.
  16. You must wait a minute for the LG Mobile Support tool to recognize the LG LEON (LG H340F LEAP WIRELESS)  device.
  17. When you wait this process, may take 5 minute the tool to recognize it.
  18. The software will start the extraction on your device.
  19. When the process reach 100% your LG LEON (LG H340F LEAP WIRELESS)  will reboot.
  20. Then, you must Unplug your LG LEON (LG H340F LEAP WIRELESS)  from your computer by remove USB Cable from it.,
  21. Finish,

#2. Guide To Flash LG LEON (LG H340F LEAP WIRELESS)

If #1 method is failed to flash your LG Android device, you can use this second method, flashing LG device using R&D Test Tool
http://guidebelajar.blogspot.com/2015/12/guide-to-flashing-lg-kdz-firmware-r-and-d-test-tool.html

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