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macbook retina 12" 201

  1. P

    Hello,

    I have a 12" retina MacBook from 2015 running macOS big sur(no macbook air, no macbook pro.) and need your help, because its not booting whatsoever. allthough the battery is in pretty bad condidtion, it used to work. then it started shutting off randomly and saying the battery is dead, now its...