X420TM10K: T-mobile LG K40 X420TM Software update

T-mobile LG K40 LM-X420TM Software Update, Download T-mobile LG K40 X420TM Stock ROM Builds X420TM10K

LG official is rolling out a new software update for the G K40 LM-X420TM (LMX420TM, X420TM) from T-mobile.

The update arrives as software version X420TM10K and includes the November 1, 2020 Android Security Patch.

ModelBuyer SuffixBuyer/CarrierLast Update Date

The Update is now available via OTA and  LG Bridge!

To manually check for the update, please Go Settings > General tab > Update center > System update > Check for update.

LG today released the T-mobile LG K40 X420TM Stock KDZ ROM builds X420TM10K and you can grab it from the below links

Download T-mobile LG K40 X420TM Stock ROM/Firmware


Model: LM-X420TM, X420TM, LMX420TM

Buyer Suffix: TMO

Carrier: T-mobile

Software Version:X420TM10K

OS Version: Android 9.0 Pie

File Name:X420TM10k_00_TMO_US_OP_1119.kdz

Download: http://lgegdmswdl.s.llnwi.net/dn/downloader.dev?fileKey=FW42OH5DE2A9AGU16AB3BVR/X420TM10k_00_TMO_US_OP_1119.kdz

How to download T-mobile LG K40 Stock ROM/ Firmware

Download and install XDM download manager

Just copy http://lgegdmswdl.s.llnwi.net/dn/downloader.dev?fileKey=FW42OH5DE2A9AGU16AB3BVR/X420TM10k_00_TMO_US_OP_1119.kdz

Start a new Download JOB in XDM download manager

Useful Resources:


2.LGUP DLL for LG K40

3.Latest LG USB Drivers

4.LG Bridge

By the way, T-mobile official has not published the changelog of this Update builds X420TM10k

Remember to check our LG Phones software Update status Page.

or You can find the collection of T-mobile LG K40 Stock ROM/Firmware here