'  firmware update

LMX420MM Stock official firmware (Rom) List

Name Model OS Region Size Download
LG K40 LMX420MM (X420MM10O_00) Android 9.x Pie MTP 2.77GB Download (29106)
LG K40 LMX420MM (X420MM10P_00) Android 9.x Pie MTP 2.77GB Download (13244)
LG K40 LMX420MM (X420MM10Q_00) Android 9.x Pie MTP 2.81GB Download (6776)
LG K40 LMX420MM (X420MM10R_00) Android 9.x Pie MTP 2.81GB Download (9702)
LG K40 LMX420MM (X420MM10S_01) Android 9.x Pie MTP 2.81GB Download (6468)
LG K40 LMX420MM (X420MM10T_00) Android 9.x Pie MTP 2.81GB Download (5313)
LG K40 LMX420MM (X420MM10U_00) Android 9.x Pie MTP 2.81GB Download (3234)
LG K40 LMX420MM (X420MM10U_00) Android 9.x Pie MTK 2.81GB Download (3542)
LG K40 LMX420MM (X420MM10V_00) Android 9.x Pie MTP 2.81GB Download (2849)
LG K40 LMX420MM (X420MM10V_00) Android 9.x Pie MTK 2.81GB Download (5390)
LG K40 LMX420MM (X420MM10W_00) Android 9.x Pie MTP 2.81GB Download (3157)
LG K40 LMX420MM (X420MM10W_00) Android 9.x Pie MTK 2.81GB Download (2926)