Phone Turns Off After 2 Min And Hard Toget Back On Again Oneplus 3

Chosen Solution

phone goes of and woun’t start up again for long time

This sounds like a battery problem. iFixIt has a replacement guide here: OnePlus 3 Battery Replacement They also sell OnePlus 3 batteries, which you can find here: OnePlus 3 Battery If you need any help please reply to this answer. Thanks, John