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 G3 S Hardware Key Control Mode
LG G3 S Hardware Key Control Mode

Let us know if worked by leaving a comment :)