-Notice: It is better to search relevant videos on Youtube,video will be easier to understand.
-Kindly Note: After the battery installed inside iPhone,we suggest you full charge 100% and use the power to about 2% 3 times, then the battery will became more excellent.
Q&As:
1.Why can't I turn on the phone after it is installed?
A:The new battery may have not power and you need to charge it.
2.Battery life is short?
A:The new battery need to take several cycles to be fully activated,then it will become better and better.
3.Can't charging it, but the phone can be turned on?
A:Try to use the original data cable, non-original cables often cause this problem.