Do a search in Apple Support for ¡°calibrate battery¡±.
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On Feb 7, 2025, at 08:44, Keith Parr via groups.io <kg.parr@...> wrote:
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Thank you for helping think this through, Bev.
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The problem (as I perceive it) is not a sudden or severe battery drain, but rather the fact that the battery miraculously recharges itself without external power.
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My working assumption, which is obviously open to challenge, is that the OS is mis-reporting or mis-measuring the battery state of charge.
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Keith
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