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LG K40S LMX430BMW Flash File/Firmware/Rom Free Download Latest Update 2022


On this page , you will find the LG K40S LMX430BMW Flash File/Firmware/Rom Download link . After Flashing it in your device and you will enjoy a Smoother Android device experience.

Before you downloading the LG K40S LMX430BMW Flash File, Please confirm your device is LG K40S LMX430BMW, if it is not , you can search the stock firmware which bricks you device in our website.

The Advantages of the LG K40S LMX430BMW Flash File:

  1. Reverting the device back to stock.
  2. Updating the device to latest android version
  3. Fixing boot loop issues on your device.
  4. Improving your software performance
  5. Fixing Stutter on your device

LG K9 TV Lmx 210bmw Flash File/Firmware/ROM Information

Rom NameLG K40S LMX430BMW Flash File/Firmware/ROM
ROM Size2.3 G
Rom OS VersionAndroid 9.0
Model nameLG K40S
Compress Zip Format

LG K40S LMX430BMW Flash File Download Link

LG K40S LMX430BMW Flash Note

  • 1. Before downloading, Must make sure take a backup of Your ROM and Personal data as it will Deleted after flashing the stock firmware.
  • 2. Please confirm Your Phone Have at least 40-50% Charge when flashing your device.

LG K40S LMX430BMW Flash Important Notes:

[*] Disclaimer: Firmware flashing is a tedious process and should be carried out only if you have enough knowledge. We will not be held responsible for any damage to your device.

[*] If you have any problem when using the LG K40S LMX430BMW Flash File/Firmware/Rom, or can not find the device model what you want, Please contact us via Contact Us page, and we will make a response as soon as possible.

>> How To Flash LG K40S LMX430BMW:

Files required
* KDZ UPDATE EN.
* Stock Rom for your device


1 – Instal Driver on your computer and Run the KDZ_FW_UPD.exe file.
In Type, you will leave the 3GQCT option and in Phone mode, select DIAG.
2 – Connect the phone to the PC and wait for it to be recognised.
3 – In the KDZ file, find the memory ROM (memory ROM with the .kdz extension)
4 – Press the “Start software update” or “Start software update” button.
5 – Wait for the process to finish.
6 – After about 5 minutes the phone will launch the new firmware.
7- If the device keeps rebooting at the LG logo. Press and hold the “Volume Down” + “Power” button to turn your device back on, your device will then enter hard reset mode and reboot.