Charging iPhone while it's off!

I charge my phone while it is powered up because I rarely turn it off to begin with. If I turn the phone off and plug it in to charge, it starts up on its own anyway. Charging while on does not hurt or help one way or the other.

You might want to take a look at this.

http://www.apple.com/batteries/maximizing-performance/

Here is a user tip that was written by one of the most knowledgeable iPhone users in the community. It's worth a look.

When to charge your iPhone or iPad

frankie• wrote:

Please anyone tell me that should i charge my iPhone while it's off or should i charge it turned on?

what is the best to keep my iPhone 7's battery healthy?

I want to know the best for my battery

http://www.apple.com/batteries/maximizing-performance/

Either way that suits you, it makes no difference.