Hi ! I found a video that i sahre with you ! have a look here https://www.youtube.com/watch?v=RdVwtCY-o6w i have a zenfone 3 - 552 KL and i have changed my screen with this very good video. don't forget tu buy and double-stick (2mm) and for the battery i also used this double face but there may exist orange one (?) i also bought things to i fixit. good luck