Download and Install LG X4 Plus Firmware [LG LMX415L]

Download LG X4 Plus Firmware LMX210MA and install using a simple guide at the end of this post. In this article, we are sharing the stock ROM for LG X4 Plus model. The LG X4 Plus was launched and available from 2018, February. The LG X4+ features a 5.3 inches touchscreen display with a resolution of 720 x 1280 pixels, 16:9 ratio at a PPI of 277 pixels per inch. The LG X4 Plus runs Android 7.0 Nougat backed by a Non-removable Li-Ion 3000 mAh battery. The phone measures 148.6 x 75.1 x 8.6 mm and weighs around 172.3 grams. Download firmware for LG X4 Plus from below or see all the benefits for installing Firmware of your phone.

Also read: Download and Install Lineage OS 14.1 on LG V20 [All Variants]

If you want to install the stock firmware, we have given a small tutorial below. Flashing stock firmware’s to LG phones is a little bit confusing, but we have simplified the steps for installing the firmware to your LG device. All you need is your phone’s firmware file (.KDZ or TOT file) and the popular FlashTool. From here you can Install LG X4 Plus Firmware. You may also like Minecraft 1.0.5 APK Mod – Pocket Edition Download or Download and Install Lineage OS 14.1 on Samsung Galaxy S7 & S7 Edge.

Download links are not provided by if you find any links dead pls inform me. If you find any new stock ROM that you want to be added to this list please comment below or contact me.

LG X4 Plus Firmware

Also ReadDisable Driver Signature Verification In Windows 8, 8.1 & 10 for Installing Drivers

LG X4 Plus Firmware LG LMX415L

From below, you can download the latest firmware for your phone. Please make sure that you are downloading the correct build for your phone. You can either seek help from us or from google. Check your device model number from Settings > About device, then download the specific rom for your device.


Android 8 Oreo for LG X4 Plus Firmware

  • Region – SKT, Korea
  • Device Model: LMX415S
  • Provider – SK TELECOM
  • Size – 1.88 G

Download – X415S20d_00_0809.kdz


Android 8 Oreo for LG X4 Plus Firmware

  • Region – LGT, Korea
  • Device Model: LMX415L
  • Provider – LG U+
  • Size – 1.89 G

Download – X415L20c_00_0806.kdz

How to Install Firmware on LG X4 Plus (.kdz)

Method 1

Using Flashtool 2014

Download and setup LG Driver : Download LG Driver

+ Download LG Flash Tool 2014 tool and extract: LG Flashtool 2014
+ Enter to Download Mode and plug USB into your PC
+ WARNING: Remember copy KDZ file into LG Flash Tool 2014 folder
+ Run LGFlashTool2014.exe and do as following pictures :
+ If you cannot run LGFlashTool2014.exe, please install Visual C++ Runtime Library | Mirror  

Normal Flash: Flash ROM without losing any data. Only use this when you need to fix system error. Beware of boot loop when flashing ROM that differs from current ROM on your phone or MOD ROM.

CSE Flash: Choose this option when you need a fresh format. All data will be gone. It’s suitable for upgrading or downgrading ROM or simply use this when you need to back to Stock.

Method 2

Using LG UP Tool


Flashing Guide

  •  First of All, Install the DLL file, then install LGUP Software on your Computer.
  •  Run LGUP tool on your Computer.
  •  Connect your LG X Venture Device to your PC/Computer.
  •  LG X Venture (LGM710DS) will be listed on the screen of LGUP tool.
  •  Now Hit on the Upgrade option in LGUP and select the file’s path. Locate the KDZ file (M710ds10c_00_OPEN_CIS_DS_OP_0818.kdz) & select it.
  •  Click Start button and the installation process will be started.
  •  Once the flashing process is completed, your device will restart.
  •  Unplug your phone, Done!!!
  •  You have successfully Installed the Official Firmware on your LG Phone.

Method 3

Using LG Flashtool

  1. Unpack RAR, and  Install both LG Flash Tool & LG Mobile, Drivers
  2. Take megalock.dll (From Here) and drop it in the flash tool directory [C:\LG\LGFlashTool] overwriting the file inside.
  3. Launch the program [First Time It Makes You Select A Mode Pick The Third] and click manually select dll.
  4. Select the dll included.
  5. Select the .kdz or .tot file included.
  6. At the bottom click Board DL, then click ok.
  7. Turn phone all the way off. Plug the USB cord into the phone, then into the computer as soon as you plug it in press Volume Up.
  8. Go to device manager [PC Application] and under com ports select the new LG device and double click.
  9. Click the tab Port Settings, click advanced. Click COM Port and set the port to 41. If already in use say ok anyway.
  10. In LG flash tool click the arrow in the top left corner to run the md5 check.
  11. It will finish and say ready. Hold the power button till black screen then hold Volume Up.
  12. After a few seconds, it will start flashing the device.
  13. When booting into Mini OS you’ll notice it is a menu. All you have to do is hold power and click Normal Boot then OK.

Method 4

Using SP Flashtool – Smart Phone Flashtool – [Mediatek Only]

Readme Once:

[*] How to Use: If you wish you can learn to use SP Flash Tool by following the step-by-step Guidelines on How to Use SP Flash Tool.

[*] Download Android CDC Driver: SP Flash Tool is best compatible with Android CDC Driver. If you want to use SP Flash Tool correctly then Download and Install Android CDC Driver on your Windows Computer.

[*] Download Android VCOM Driver: If Android CDC Driver didn’t work for you then try Android VCOM Driver which also supports all the Mediatek Devices.

[*] Download Android Stock Firmware: You need a Mediatek device to flash rom using SP Flashtool.

Yay !

NB : First boot may take a while so be patient and let it boot.

You have just installed stock firmware! Now disconnect your LG device and power on the handset.

It will take some time for the first boot so, don’t worry if it takes a while, this is to be expected.

Firmware Benefits

You can use the firmware for variety of purposes, which includes:

  • Fix your LG X4 Plus MT6580M firmware if it’s giving you force closes errors and restarts randomly.
  • Unbrick your LG X4 Plus MT6580M Firmware if it’s bootlooping and stuck at logo when restarting.
  • Go Back to Stock on yourLG X4 Plus MT6580M — helps when looking to sell the device, or fix installing OTA updates if broken.
  • Restore LG X4 Plus MT6580M to factory state i.e original state when you bought.
  • Upgrade your LG X4 Plus MT6580M Firmware to newer Android version.
  • Downgrade your LG X4 Plus MT6580M to lower build no. at same Android version.
  • Unroot your LG X4 Plus MT6580M.
  • Remove custom recovery like TWRP and CWM, if installed.

To perform any of the above, simply install the firmware meant for your device, as per its model no. in Settings > About device.

Need help? Let us know if you need any help regarding this via comments below.

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