How to Extract KDZ Firmware

Updated on June 27, 2019

These are the instructions to Extract KDZ Firmware (file or ROM) using the LG Firmware Extract Tool on Windows Computer.

Requirements: In order to follow the following guidelines, you need to have the KDZ Firmware (ROM) on your Windows computer.

Extract KDZ Firmware

Step 1: Download the LG KDZ Firmware on your Computer (if you have already downloaded the KDZ firmware then SKIP this step).

download

Step 2: Download LG Firmware Extract Tool on your Computer.

download

Step 3: Once you have downloaded the LG Firmware Extract Tool on your computer, Extract it. After extracting the package, you will be able to see the following files:

LG Firmware Extract Tool Files

Step 4: Now, Open WindowsLGFirmwareExtract.exe.

Open LG Firmware Extract Tool

Once it is launched, you will be able to see the following screen:

LG Firmware Extract Tool

Step 5: Now, Click on the KDZ Open Button and Locate the KDZ Firmware (that you have downloaded in Step#1).

LG Firmware Extract Tool Load KDZ

Step 6: Once you have located the KDZ Firmware, Double Click on the File to Add it in the Tool.

LG Firmware Extract Tool Select KDZ

Step 7: Once the KDZ File is loaded in the Tool, it will automatically display the contents of the KDZ file.

KDZ File Content

Step 8: Now, Select the File that you want to Extract from the KDZ File.

KDZ File Content Select

Step 9: Then Finally Click on the Extract KDZ button to begin the Extracting process.

LG Firmware Extract Tool Extract

Step 10: Extracting process may take few minutes to complete.

KDZ File Extracting

Step 11: The Extracted File can be found in the Tool Folder (same folder from where you launched the WindowsLGFirmwareExtract.exe tool in Step#3).

KDZ File Extracted

Readme Once:

[*] LG Firmware Extract Tool also helps you to extract the contents of .DZ and TOT File.

[*] Know Issue: LG Firmware Extract Tool may not work with all the LG Firmware. And you may face the Not a KDZ or a TOT File Error after loading the KDZ File.

[*] LG USB Driver: If you are looking for the Official LG Driver then head over to the LG USB Driver Page.

[*] Credits: Big thanks to bullghost (xda developer) for creating the tool. Without using the LG Firmware Extract Tool, the above tutorial was not possible.

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