LG K10 4G K420N Firmware K42020G – GRC – GREECE

The latest software update for LG K10 4G K420N from GRC GREECE was released on May 16, 2018. The Update is software version K42020G.

The LG K420N supports software Update through OTA and LG Bridge; If your LG K420N smartphone stuck in download mode during the Update process, You can use the LG Bridge’s Update error recovery feature to restore LGK420N.

Download LG K420N USB Drivers, LGUP TOOL, LG Bridge, Software


Phone usability and functionality has been further improved.

Need to unbrick/restore LGK420N back to stock with LGUP? From the below links, You can download LGK420N stock kdz firmware directly from LG official server.

Download LG K10 4G K420N stock firmware – GRC – GREECE





Software Version:K42020G

OS Version:M

File Name:K420n20G_00_0329.kdz

KDZ File size:1342718961



KK = Android Kitkat
LMR1 or L = Android llolipop
MMR1 or M = Android Marshmallow
NMR1 or N = Android Nougat
OMR1 or O = Android Oreo

LG K10 4G K420N Firmware Update history – GREECE

The latest software Update for LGK420N from GREECE was released on 2018-05-16.

Download LGK420N USB Drivers

ModelSuffixCountry/RegionCarrierLast Update DateUSB Driver

visit LG official Support to learn the LGK420N specs in details, & download Software & Drivers, Owners manual & guides for LGK420N.

How to download LGK420N firmware

Can not download the kdz file from above URL with a browser? PLEASE download and install XDM download manager first Just copy above URL and start a new Download JOB in XDM download manager to save the kdz onto your computer.

Tips & Tricks

Learn how to flash K420n20G_00_0329.kdz with LGUP, Check this Guide.

A hard reset or master reset can fix almost all software and apps issues of LGK420N. Learn how to perform a reset, please have a look at LGK420N owners manual.

Bypass Google FRP on LGK420N? flashing the stock kdz firmware for LGK420N does not allow you to bypass the Google Account Verification process.

LGK420N SIM-unlock? flashing stock firmware with LGUP does not allow you to unlock your LGK420N phone.

LGK420N LG Bridge and LGUP Flash Tool:

Download: LGUP 1.14 LG K420N

LG K420N LG Bridge windows: LGBridge_Setup.exe
LG K420N LG Bridge Mac:LGBridge_Mac.dmg

LG K420N LG PC SUITE for Windows LGPCSuite_Setup.exe
LG K420N LG PC Suite for Mac LGPCSuite_Package.dmg

LG K420N LG Mobile Support Tool Csmg b2c client tool (LGUserCSTool.exe) 

Download LG K420N USB Drivers

/LGMobileDriver_WHQL_Ver_4.2.0.exe [Latest LG USB drivers 4.2] for Windows