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How-to reset Mac laptop battery via the System Management Controller I long for the day when I finally get a chip implanted in my neck and we forget all this computer nonsense.
Reset the SMC The SMC (System Management Controller) controls various hardware settings to ensure your computer is operating at the top of its game.
Follow these steps to reset the hardware management system on an Apple Silicon MacBook: Shut down your MacBook completely. Wait at least 30 seconds. Press the power button once to turn it back on.
How to reset system management controller (SMC) If you believe that your battery is incorrectly showing need for service, here's how to reset it by resetting the system management controller.
How to revive or restore an unresponsive Mac from another Mac If your recent series Mac won't boot, you can try to 'revive' or 'restore' it.