LG F400K Stock TOT firmware V10b

in Download on - LG Stock Firmware

LGF400 KG3 Kitkat V10b

Model: LG F400k
Version: V10b
TOT: LGF400KAT-00-V10b-KT-KR-MAY-20-2014+0


This is the V10B (Android Kitkat) tot firmware for LG F400K. For those LG F400K users who want to flash the device back to V10B.

LGF400K V30C/V30D is Android Marshmallow:

LGF400K V20c is Android 5.0 L

How to download LG firmware

Because LG has made some changes in its server settings, You can not use browser to download the firmware from above URl from LG server directly with Browser. Please check this guide on how to solve the blank page issue when trying to download LG firmwares.

To unbrick/Restore Your phone back to Stock, You need to download and install:

1) LG USB Drivers
2) LG Up Software
3) LG UP DLL file for your phone model

If you experience any issues with the firmware and LG UP tool, please contact us

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