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net161 Author

Level 1

4 points

Battery

I want to know how to fix the maximum capacity back to 100%

iPhone 12, 14

Posted on Jul 29, 2021 5:26 AM

Top-ranking reply

IdrisSeabright

Level 10

168,935 points

Posted on Jul 29, 2021 5:32 AM

net161 wrote:

I want to know how to fix the maximum capacity back to 100%

That is simply not possible. Battery health starts to degrade the moment the battery leaves the assembly line and will continue to do so until it is no longer fit for use (below 80%). At that point, you will need to get it replaced.

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Battery

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