How to use LG Flash Tool

Updated on November 1, 2019

These are the instructions to use the LG Flash Tool to flash the Stock Firmware on LG Smartphone, Tablets and FeaturePhone.

Requirements: You need to have the official stock firmware (.kdz or .cab) of your LG Mobile device to follow the following guidelines.

Use LG Flash Tool

Step 1: Download and install the LG USB Driver on your Computer. If in case drivers are already installed, then SKIP this step.


Step 2: Download and extract the LG Flash Tool on your computer. After extracting the tool, you will be able to see the following files:

LG Flash Tool Files

Step 3: Now, you need to boot your LG Device into the downloading mode. To boot into the downloading mode, you need to Press and Hold Volume UP button of your Mobile device and connect the USB cable to the Mobile device (make sure it is already connected to the computer first).

Step 4: Now Open LGFlashTool2014.exe.

LG Flash Tool Open

Step 5: Once LG Flash Tool is launched, you will be able to see the following screen:

LG Flash Tool

Step 6: Now, under the Select Type Drop Down, Choose CDMA.

LG Flash Tool Select Type

Step 7: Now, Click on the Select File button and Locate the Stock firmware (ROM) of your device (assuming you have already downloaded the stock firmware of your device).

LG Flash Tool Select File LG Flash Tool KDZ Selected

Step 8: Now, Click on the Normal Flash Button.

LG Flash Tool Normal Flash

Step 9: Now, under the Phone read information dialog box, Click on the Start Button.

LG Flash Tool Start Flash

Step 10: Now, a Small Country and Language Dialog Box will open on the Screen. You need to Choose the Language as per your choice.

LG Flash Tool Country language

Step 11: After Choosing the Language, Click on OK button.

LG Flash Tool Language OK

Step 12: Now, Flashing process will start automatically and may take 5-10 minutes to complete (depending on the size of the firmware).

LG Flash Tool Flashing

Step 13: Once flashing process is completed, your Mobile device will reboot automatically.

Step 14: Once your Mobile device is ready to use, disconnect it from the USB cable and Close the Flash Tool on your computer.

Congratulations, you just learned to flash the Stock Firmware on any LG Mobile device in the world.

Readme Once:

[*] Compatibility: It is compatible with Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1 and Windows 10 (x32 or x64 bit).

[*] LG Flash Tool: If you want to download the latest version of the Flash Tool, then head over to Download LG Flash Tool page.

[*] LG USB Driver: If you are looking for the Original LG USB Driver then head over to the LG USB Driver for Windows or LG USB Driver for Mac page.

[*] Credits: The Application was created and distributed by LG Vietnam Community. So, full credits goes to them for sharing the Application for free.

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