LG F400K Stock kdz firmware F400K20F

in Download on - LG Stock Firmware

This is the latest LG F400k Stock firmware Build F400K20F which was released on 2016-12-23

Country:KR/Republic of Korea

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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