If you want todowngrade LG G2 to stock Android 4.4.2 KitKat firmware due to any reason, here is the guide to help you out. This guide will help you to safelydowngrade LG G2 to stock Android 4.4.2 KitKat OS.The following LG G2 models are compatible with this guide to downgrade LG G2 to stock Android 4.4.2:

AT&T LG G2Verizon LG G2Sprint LG G2

Here is how to manually downgrade LG G2 to stock Android 4.4.2.

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Prerequisites to downgrade LG G2 to stock Android 4.4.2:

Backup any important data from yourLG G2.Enable USB debugging option on your device:menu> settings> developer options.Your LG G2 must be charged to at least 60% of power.

How to downgrade LG G2 to stock Android 4.4.2:

Required files: Download latest Android 4.2.2 stock firmware for LG G2 for your LG G2 from following links:

Stock Android 4.4.2 KitKat firmware for Verizon LG G2 linkFor Sprint LG G2, use this linkInstall Stock Android 4.4.2 on LG G2 AT&T from this link.

Links to download flash device DLL files:

DLL file for Verizon linkAT&T LG G2 fromhereSprint fromhere

Also, downloadLG flash tool fromhere, andLG G2 drivers from this link.

Here are the steps to downgrade LG G2 to stock Android 4.4.2:

Install the drivers on your computer by running the LG VZW_United_WHQL_v2.11.1.exe file.Next, flash the flash tool by running the Setup_LGFlashTool_1.8.1.1023.exe on your computer.Now unzip the DLL file and the firmware file for your LG G2 smartphone on your desktop.Turn your LG G2 off.Connect it to the PC using a USB cable; pressVolume Upwhile plugging the device.On your computer, open Device Managerand from COMsectionlocate the LG entry. Right click on it and choose proprieties.Click on Port Settings tab and select the Advanced button.Change the COM port number to CM41and close the window.Disconnect LG from PC.On your computer, run LG Flash tool and select manual mode.When the flash tool prompts you, select the dll file along with the TOT files downloaded earlier.On the top left on LG flash tool, click on the yellow arrow.Enter your LG G2 to Download mode and connect it to PC again/The flashing process will now initiate automatically.When it's done successfully, your LG G2 will reboot into stock Android firmware.

Ta da! You have successfully completed the process todowngrade LG G2 to stock Android 4.4.2 KitKat!