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How to delete data and reset factory settings on my Mac

original from new macintosh hd ,Updated version to Catalina but cannot see erase all


[Re-Titled by Moderator]

iMac 21.5″

Posted on Nov 9, 2023 10:43 PM

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Question marked as Top-ranking reply

Posted on Nov 10, 2023 7:13 AM

See: Erase your Mac and reset it to factory settings - Apple Support

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How to delete data and reset factory settings on my Mac

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