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Bootable USB drive

How do I create a bootable flash drive. My iMac is late 2009 upgraded to High Sierra 10.13.6.

iMac, macOS 10.13

Posted on Jan 3, 2021 12:50 AM

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Posted on Jan 3, 2021 1:52 AM

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How to create a bootable installer for macOS – Apple Support

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Bootable USB drive

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