Download SU420009_00 (SKT) LGSU420 (LGSU420) ROM KDZ Firmware
Download the KDZ Firmware for LGSU420 have model code is LGSU420. This KDZ Firmware file is for region SKT. Please make sure you are trying to download and flash correct model and region. This Firmware version is SU420009_00 and the OS is . The firmware size is 69.46 MB. We recommend you are using official LG Flash Tool. LGROM.com will not responsible for any damage caused by using the files on this website
Firmware information
Model
LGSU420 (LGSU420)
Region
SKT
Software version
SU420009 / SU420009_00
File name
SU420009_00.kdz
OS
File size
69.46 MB
Downloaded
0

How to Flash LG ROM / Firmware / KDZ

Notice: Download and Flash your phone with your own risk. We will not responsible for any damage caused by using the files on LGROM.com

  1. Download LGROMUP
  2. Boot your phone to Download Mode (Hold Volume up button and connect cable)
  3. Install LG Driver if you are not installed it before
  4. Open the LGROMUP tool.
  5. Select Serial Port, DLL, KDZ file
  6. Click Flash and wait to finish