LMV409N

Official firmware #21673 for V409N - LG V40 ThinQ

Download the latest versions of firmware for the LG V40 ThinQ, but don’t forget to look into whether the model number of your device corresponds to the indicated one V409N. The operating system version of the given firmware is Android 9 Pie, with build date 30.01.2020. The firmware code is KTF from REPUBLIC OF KOREA. Instruction how to flash stock firmware on LG phones here
  • File name V409N20n_00_KT_KR_OP_0121
  • File size 453.66 MiB
  • Model LMV409N
  • Operating system Android 9 Pie
  • Country Republic of Korea Republic of Korea
  • Region KTF
  • Description KTF
  • Hash a468567de83e5d84230dd77e60b445

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Instructions

LG UP
  1. Download to your PC: LG UP 1.14 or LG UP 1.16.
  2. Next download and extract the KDZ firmware file.
  3. LG uses KDZ format when posting official firmware releases.
  4. Now turn off your device and enter Download mode.
  5. Press and hold the Volume Up key and then connect USB cable.
  6. Open LG UP next choose "Upgrade" and select your KDZ file(You can choose KDZ file here).
  7. Finally click on "Start" key. Your device will now reboot and disconnect from the PC.
LG Flash Tool 2014
  1. Download to your PC: LG Flash Tool 2014.
  2. Next download and extract the KDZ firmware file.
  3. LG uses KDZ format when posting official firmware releases.
  4. Now turn off your device and enter Download mode.
  5. Press and hold the Volume Up key and then connect USB cable.
  6. Open LG Flash Tool 2014 and select your KDZ file (You can choose KDZ file here), choose type "CDMA" then tap "CSE Flash".
  7. Next select "Different Country" and "English" language.
  8. Finally click on "OK". Your device will now reboot and disconnect from the PC.
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