1,turn off the LG optimus G pro e988,e985,e980,f240,L-04e
2,Moke sure the buttery already full or 50% then more
3, Press togather and hold the Power Button+Volume down Button
4,IF the logo appear, then Release the button,after that We Will Enter Some
Menu
5,CHoose factery Reset Using Volume button and Press POwer button to enter Or ok
6, the LG Optimus G Pro e988.e985,e980,f240, l-04e will continue master Resset
Will Wait for severol minutes Untel the phone start like now again