300系主板安装黑苹果Big Sur卡Security policy loaded:apple System policy(ASP)'

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![300系主板安装黑苹果Big Sur卡Security policy loaded:apple System policy(ASP)’](/images/pasted-85.webp ‘300系主板安装黑苹果Big Sur卡Security policy loaded:apple System policy(ASP)’’)

300系主板配8代CPU,RX 590独显,安装黑苹果Big Sur卡在Security policy loaded:apple System policy(ASP)
rooti就不动了。这里确认OC引导没错的话,可以从BIOS设置入门
1,BIOS需要最新的版本
2,确认硬盘模式为AHCI
4,打开4G以上解码空间
5,打开所有USB的XHCI,HAND OFF等都打开
6,主板能关CSM的尽量关掉,不能关的表现为进了WIN才有显示,就不需要关。

![300系主板安装黑苹果Big Sur卡Security policy loaded:apple System policy(ASP)’](/images/pasted-86.webp ‘300系主板安装黑苹果Big Sur卡Security policy loaded:apple System policy(ASP)’’)