Guide To Flash / Unbrick / Unroot LG G3.

Guide To Flash / Unbrick / Unroot LG G3.


 Flash / Install Firmware LG G3. Guidebelajar on this guide will explain to you how to flashing android device on LG G3  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 G3 is the smartphone with 5,5 Inchi wide LCD, work on Android OS, v4.4.2 (KitKat), upgradable to v5.0 (Lollipop) and supported with chipset Qualcomm MSM8975AC Snapdragon 801, and CPU Quad-core 2.5 GHz Krait 400, GPU Adreno 330, combined with 3 GB of RAM and 13 MP on primary camera, 2,1 on secondary camera.


Some problem on this android is bootloop. Do you know what is bootloop, Ok... now I will explain to you what is bootloop. Some people say that bootloop is a problem that occurs on an android system which the android system could not start up going to the home screen menu. And it's happened is automatically return to the initial state for the first time when you turn on the LG G3. And the device will stop to display on the smartphone logo.

So, If you have any problems on LG G3 bootloop or accidental LG G3 is not installed recovery. In this guide, I'm not offering recovery twrp or Cwm. CMW is a recovery that already in recovery mode for customization of the device such that the LG G3 with a variety of additional functions in it such as backup/restore, installations and others that are not contained in the standard recovery mode. Generally, in case of a default recovery bootloop LG G3 will go missing in case of bootloop. whereas the original recovery cannot help when there hard brick.

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

Requirement Tool For Flash LG G3.

Before you perform flash or install your firmware on LG G3, you must download all requirement tool below ;

  1. Download Firmware LG Official (format kdz), LG G3: 
    • Check the firmware that matches 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.
    • Download Driver LG: 
    • Latest LG FlashTool : 

Guide To Flash LG G3

Please follow this guide carefully to flash LG G3.

  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 G3 phone from your computer.
  3. Now turn your LG G3 phone off, then click continuously on the up volume and connect your phone to your PC, 
  4. Now, enter your LG G3 into download mode. ( visit this guide )
  5. Run LGFlashTool2014.exe, Never change all default preference, But, if you want, you can follow this:
  6. Select Type: CDMA
  7. Phone Mode: CS_Emergency 
  8. Reset Time: 33000
  9. On the Select KDZ file, select the yellow color folder icon, and select the firmware file LG is already downloaded earlier
  10. Klik CSE Flash.
  11. You can select the language which can speak in your language.