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Apple Computing Products:
macOS - Notebook Hardware
Couldn't unmount disk.
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<blockquote data-quote="cradom" data-source="post: 1629422" data-attributes="member: 305283"><p>You should have a restore partition on your drive. Reboot and hold down Option until you get a choice of install drives. Select the restore disk.</p><p>You cannot erase or repair the drive you booted from.</p></blockquote><p></p>
[QUOTE="cradom, post: 1629422, member: 305283"] You should have a restore partition on your drive. Reboot and hold down Option until you get a choice of install drives. Select the restore disk. You cannot erase or repair the drive you booted from. [/QUOTE]
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Apple Computing Products:
macOS - Notebook Hardware
Couldn't unmount disk.
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