If your phone screen, LCD or digitizer is damaged you still can use your phone in Hardware Key Control Mode, just follow the instructions:

  • Turn your phone off
  • Press and hold Power on (Blue) + Volume up (Yellow) + Volume Down (Red) for about 6 seconds to enter Hardware Key Control Mode
  • Press the volume keys (Yellow or Red) to navigate to the desired option, then press the Power on (Blue) to confirm
  • Hardware Key Control Options:
    • Answer a call: Press Volume up (Yellow) + Volume Down (Red) at the same time
    • End a call: Press the Power on (Blue) during a call
    • Stop an alarm: When an alarm rings press and hold Volume up (Yellow) or Volume Down (Red) to stop
LG G4 Hardware Key Control Mode
LG G4 Hardware Key Control Mode

Let us know if worked by leaving a comment :)