Verizon LG K4 VS425 Stock kdz firmware, LG UP DLL, and Unbrick Guide

Verizon LG Optimus Zone 3 Stock KDZ firmware, Verizon LG K4 KDZ firmware, How to unbrick/restore LG VS425 Back to Stock.

ModelBuyer SuffixBuyer/CarrierSoftware VersionLast Update Date
LGVS425VRZVerizon WirelessVS4252BA2018-04-26
LGVS425PPVRZVerizon WirelessVS425PP82017-03-30
LGVS425LPPVRZVerizon Wireless VS425PP72017-02-13

Verizon and LG Have just released a security update for the Verizon LG Optimus Zone 3 (AKA Verizon LG K4). Now, the Stock kdz firmware is available for download from LG server, You can grab it from below links:

Download Verizon LG K4 VS425 Stock kdz firmware:

Verizon LG K4 VS425

ModelBuyer SuffixVersionOSFile NameFile SizeDownload

Verizon LG K4 prepaid VS425PP

ModelBuyer SuffixVersionOSFile NameFile SizeDownload

Verizon LG Optimus Zone 3 prepaid VS425LPP

ModelBuyer SuffixVersionOSFile NameFile SizeDownload

VS425PP2_02_ARB00.kdz [ Mirror]

To unbrick/Restore your LG VS425 back to stock, You need to install:

1) LG USB drivers
2) LG UP Store
3) LG UP DLL for LG VS425

Download, unzip it, double click the LGUP_Common_VS425.msi to install it.

Download LGUP_Common[], unzip it, rename it to lgup_common.dll and copy it into the folder C:\Program Files (x86)\LG Electronics\LGUP\model\common



After installing the LG USB drivers, LG UP Store and LG UP DLL for VS425

Please connect your Phone to PC Via USB Cable and Run the LG UP Software

Wait until LG UP detect your Phone.

If LG UP can’t find your device, you need to put your phone into download mode manually by

Turn off your phone, press and hold “Volume Up” button and plug in the USB cable from your computer to the phone.>

Now Run the LG UP, waiting for LG UP install necessary USB drivers for your Phone.

When LG UP screen shows up.

From LG UP Screen, click on the Upgrade option

Click Bin File and Select the VS425 KDZ firmware that you have downloaded

Now simply click on the Start button to begin the flashing process. Wait for few minutes until the installing process completes.

Welcome back, Now, Your phone is back to Stock. If you experience issues, please let us know in the comments below.