iPhone 17 Pro Max battery health

I bought an iPhone 17 Pro Max a month ago, and the battery charge is already showing 99%. Why?

iPhone 17 Pro Max, iOS 26

Posted on Dec 4, 2025 1:57 AM

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Question marked as Top-ranking reply

Posted on Dec 4, 2025 2:06 AM

Hi, its absolutely normal!


An Apple battery drops an average (plus minus) about 1% in health per month with normal use. This means it's normal for a battery to be around 90% after one year of use. A healthy battery is considered one that is at 80% or higher capacity. You may replace it once it falls below 80 percent from a apple authorised service provider.


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Question marked as Top-ranking reply

Dec 4, 2025 2:06 AM in response to aliko_333

Hi, its absolutely normal!


An Apple battery drops an average (plus minus) about 1% in health per month with normal use. This means it's normal for a battery to be around 90% after one year of use. A healthy battery is considered one that is at 80% or higher capacity. You may replace it once it falls below 80 percent from a apple authorised service provider.


iPhone 17 Pro Max battery health

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