Guide To Flash / Bricked - Bootloop LG L70 (LG D321 AIO) Using LG Flash Tool (KDZ method).

Guide to Flash Bricked - Bootloop LG L70 (LG D321 AIO) Using LG Flash Tool (KDZ method).

Flash LG L70 (LG D321 AIO). LG L70 (LG D321 AIO)  is the Android smartphone which announced in February 2013, and exactly released on 2014, April. Guidebelajar on this guide will explain to you how to flashing android device on LG L70 (LG D321 AIO)   with an easy and simple step. Flashing in android is the same way like a fresh install on the windows PC, So by performing 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 gets bootloop or when you failed to install Stock ROM Mod. 

 This LG L70 (LG D321 AIO) is the smartphone with 4,5 Inch IPS LCD capacitive touchscreen, 16M colors, work on Android OS, v4.4.2 (KitKat) and supported with Dual-core 1.2 GHz Cortex-A7 CPU, Qualcomm MSM8210 Snapdragon 200 Chipset, combined with 1 GB of RAM and 5 MP of  Main camera and VGA on secondary camera. 

 Now, follow the instruction list below, do it with your own risk.

Requirement Tool For Flash LG L70 (LG D321 AIO).

Before you perform flash or install your firmware on LG L70 (LG D321 AIO),
you must download all requirement tool below ;
  1. Download Stock Rom LG L70 (LG D321 AIO). 
  2. Download Driver LG: 
  3. Latest LG FlashTool: 

#1. Guide To Flash LG L70 (LG D321 AIO)

Please follow this guide carefully to flash LG L70 (LG D321 AIO).
  1. Make sure you have downloaded all requirement tool above
  2. Then Install the drivers with your phone connected to your Computer, when it finished disconnecting your LG L70 (LG D321 AIO) phone from your computer.
  3. Now turn your LG L70 (LG D321 AIO) phone off, then continuously click on the volume up button and connect your phone to your PC, 
  4. Now, enter your LG L70 (LG D321 AIO) 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 L70 (LG D321 AIO).
    • 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 the desired language, it automatically changes 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 L70 (LG D321 AIO)  device.
  17. When you wait this process, may take 5 minutes the tool to recognize it.
  18. The software will start the extraction on your device.
  19. When the process reaches 100% your LG L70 (LG D321 AIO)  will reboot.
  20. Then, you must Unplug your LG L70 (LG D321 AIO)  from your computer by remove USB Cable from it.,
  21. Finish,

#2. Guide To Flash LG L70 (LG D321 AIO)

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. Here