Catalina update bricks some unlucky Macs

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A seemingly small number of Mac users are reporting that their machines have been bricked after upgrading to macOS Catalina. It is believed a potentially unsuccessful EFI firmware update is responsible for the issue. All affected users see nothing but a folder icon when attempting to boot up their Mac. Catalina, like all of Apple’s […]

(via Cult of Mac - Tech and culture through an Apple lens)

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