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Level 1

4 points

My iPhone 8 Plus discharges quickly.

My iPhone 8 Plus gets discharged completely overnight. During the day it charges very slowly.

iPhone 5, iOS 10

Posted on Jan 29, 2023 7:22 PM

Top-ranking reply

Level 9

66,712 points

Posted on Jan 29, 2023 7:24 PM

Batteries degrade over time with usage due to chemical aging, that's just how they work.

You can expect about a 1% drop per month with average use on an iPhone.

Apple recommends replacing it when it reaches 80%. To check your battery health, go to Settings > Battery > Battery Health.

iPhone Battery Replacement.

About Lithium Ion Batteries

Here are some tips on maximizing battery life.

Batteries - Maximizing Performance - Apple Batteries - Maximizing Performance - Apple

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