LG X420HM(LMX420HM) aka LG K40 Compare

Model and Features
Model LG X420HM
Series LG K40
Release Date
Depth
Size (width x height)
Weight
Operating System
Hardware
CPU
CPU Cores
RAM Memory
Internal Storage
External Storage
Network and Data
Number of sim slots
2G network
3G network
4G network
Data
Display
Screen size
Display Type
Display Resolution
Display Colors
Battery and Keyboard
Battery Capacity
Physical keyboard
Interfaces
Audio output
Bluetooth
DLNA
GPS
Infrared port
NFC
USB
WiFi
Region File name OS File size Date Downloads
CAD X420HM10b_00_CLR_COM_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2523186602 2019-07-25 1 time(s)
CAO X420HM10b_00_CLR_COM_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2523186602 2019-07-25 0 time(s)
CHL X420HM10c_00_OPEN_SCA_OP_0425.kdz Android 8.x Oreo Mirror Release 1 2186428016 2019-07-25 1 time(s)
CLA X420HM10c_00_CLR_COM_OP_0604.kdz Android 8.x Oreo Mirror Release 1 2536587929 2019-08-08 1 time(s)
CLP X420HM10b_00_CLR_COM_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2523186602 2019-07-25 1 time(s)
CMC X420HM10b_00_CLR_COM_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2523186602 2019-07-25 0 time(s)
CMC X420HM10c_00_0711.kdz Android 8.x Oreo Mirror Release 1 2523538044 2019-08-15 0 time(s)
COL X420HM10e_00_OPEN_SCA_OP_0702.kdz Android 8.x Oreo Mirror Release 1 2199882123 2019-07-25 2 time(s)
CRI X420HM10a_02_ICE_CR_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2262449168 2019-07-25 0 time(s)
EPT X420HM10b_00_CLR_COM_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2523186602 2019-07-25 0 time(s)
TCL X420HM10a_02_0507.kdz Android 8.x Oreo Mirror Release 1 2430394591 2019-07-25 7 time(s)
TCL X420HM10a_03_0705.kdz Android 8.x Oreo Mirror Release 1 2446234642 2019-08-01 0 time(s)
TFH X420HM10d_00_OPEN_SCA_OP_0604.kdz Android 8.x Oreo Mirror Release 1 2199804193 2019-08-15 1 time(s)
TFR X420HM10e_00_OPEN_SCA_OP_0702.kdz Android 8.x Oreo Mirror Release 1 2199882123 2019-08-01 1 time(s)
TGO X420HM10b_00_TGO_COM_OP_0508.kdz Android 8.x Oreo Mirror Release 1 2190707575 2019-07-25 0 time(s)
TPO X420HM10a_02_0507.kdz Android 8.x Oreo Mirror Release 1 2430394591 2019-07-25 0 time(s)
TPO X420HM10a_03_0705.kdz Android 8.x Oreo Mirror Release 1 2446234642 2019-08-01 0 time(s)

How to Hard Reset on LG X420HM(LMX420HM) aka LG K40 ?


Type 1:

 

Type 2:

 

Type 3:

 

  1. Turn off the phone.
  2. Next press and hold the Power key and Volume down key for ten seconds.
  3. Release the power key while holding down the volume key.
  4. Next press the power button again.
  5. After these actions, the Factory Reset menu will appear on the screen.

    Type 1:

    Type 2:

  6. Use the Power key and Volume key to confirm the process.
  7. The hard reset is completed now.
  8. As a result of these actions, the memory of your phone cannot be restored.

How to Factory Reset through menu on LG X420HM(LMX420HM) aka LG K40 ?

  1. Open the Main Menu.
  2. Go to "Settings".
  3. In Settings choose "General".

  4. In General select "Backup & Reset".

  5. Next, clik on "Reset Phone".

  6. Confirm by clicking  "Erase Everything".

  7. Finally, press "OK".

  8. The hard reset is completed now. 
  9. As a result of these actions, the memory of your phone can not be restored.

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