This Android phone is newly buy and i tried to root the system using king root a0ps in playstore.when we tried to root the system.the apps says rooted failed.then i did not continue rooting my phone.after 2 weeks past... This day..when i tried to used my phone..i cant open my phone.it says custom binary blocked by FRP.by kernel version..what should I do to open agian my samsung j5..plzzz help and thank you