Download D85720D_00 (CUO) LG G3 Dual-LTE (LGD857) ROM KDZ Firmware
Download the KDZ Firmware for LG G3 Dual-LTE have model code is LGD857. This KDZ Firmware file is for region CUO. Please make sure you are trying to download and flash correct model and region. This Firmware version is D85720D_00 and the OS is Android 5.0.x Lollipop. The firmware size is 1005.18 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
LG G3 Dual-LTE (LGD857)
Region
CUO
Software version
D85720D / D85720D_00
File name
D85720d_00.kdz
OS
Android 5.0.x Lollipop
File size
1005.18 MB
Downloaded
2

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