Why is my new iPhone 15's battery health already at 99%?

I purchased my IPhone 15 on January 25th and my battery health is already at 99%, I have used Apple Original 20w charger with no harsh usage, still i don't know why this happened. What should i do ?

Can I get any help with the warranty?


[Re-Titled By Moderator]

iPhone 15, iOS 18

Posted on Mar 3, 2025 12:03 AM

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Why is my new iPhone 15's battery health already at 99%?

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