现在的macos sequoia 15.4可以更新。 一、给intel芯片的macbook参考 手头有一台macbook air 2020（intel i3 + 8g +256g），末代intel中的丐版，在还能升级macos 15.4的设备里面是垫底. 大版本的话， monterey 最稳定， big sur 是第一代融合x86和arm的系统，稳定性确实有问题 ventura 现在还好，但是刚发布的时候那么些个版本的简体中文输入法卡死还历历在目 如果再.
When is Halloween and why is it celebrated? All you need to know
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