LMX420TM

Official firmware #22441 for X420TM - LG K40

Download the latest versions of firmware for the LG K40, but don’t forget to look into whether the model number of your device corresponds to the indicated one X420TM. The operating system version of the given firmware is Android 9 Pie, with build date 23.04.2020. The firmware code is TMO from UNITED STATES. Instruction how to flash stock firmware on LG phones here
  • File name X420TM10e_00_TMO_US_OP_0203
  • File size 2.79 GiB
  • Model LMX420TM
  • Operating system Android 9 Pie
  • Country United States United States
  • Region TMO
  • Description T-MOBILE
  • Hash 272a09bfdd52bd9f9c0a643b7e136e4d

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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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