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Level 1

4 points

iPhone battery life

I was taking all precautions to maximize my battery life yet in just a year it rapidly deteriorated to 85%.. is this normal ?

iPhone 11 Pro, iOS 13

Posted on Oct 10, 2020 3:47 PM

Top-ranking reply

Level 9

68,527 points

Posted on Oct 10, 2020 7:47 PM

Possibly.

Batteries deteriorate based on charge cycles used and environment.

Both hot and cold environments will effect the battery.

Any precautions or rituals posted on the internet about maximizing battery health are useless.

I don't do anything and my battery is at 100% after about a year.

Apple's official site:

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