Download Metro LG K40 LMX420MM Firmware
LG K40 LMX420MM Metro by T-mobile is getting a new software which brings the latest Android security patch.
LG official is rolling out a new software update for the LG K40 LMX420MM via OTA.
According to our tipster who has installed the update through OTA, The Update arrives as software version X420MM10O and includes the latest security patch.
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The Update builds X420MM10O is just a maintenance update with a security patch and bug fixes.
To install the update via OTA, you can manually check the update by going into Settings > General tab > Update center > System update > Check for update.
You can also download and install LG Bridge and then use LG Bridge to install the latest security patch.
Download Metro LG K40 LMX420MM Firmware X420MM10N
KDZ File size:2978704678