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#MAC PRO MID 2012 BOOT FROM USB HOW TO#
#MAC PRO MID 2012 BOOT FROM USB MAC OS#

Set the startup disk to the new disk in the Startup Disk preference pane and restart your Mac.

Clone your original source volume to the new disk.

Re-initialize the new disk (in the partition tab - reapply the "1 partition" scheme to the disk).

Boot your Mac from the original startup disk in the external enclosure - hold down the Option key while booting your Mac to get to the startup disk selector screen.

Install the new disk inside your Mac and put the original disk in your external enclosure.

This workaround seems to work for most users: The OS on my Mac recently stopped working and in order to fix the issue I needed to use a bootable USB drive to reinstall the OS. The support of Bombich software (makers of Carbon Copy Cloner) provided me with this solution

#MAC PRO MID 2012 BOOT FROM USB HOW TO#

This video indicates how to repartition the disk: Note: Step 4 is very important - be sure to apply a new partition scheme to the disk, don't just erase the volume. Set the startup disk to the new disk in the Startup Disk preference pane and restart your Mac Clone your original source volume to the new diskĦ. And yes: I would like to keep my MacOS Serria on mycomputer while having ChromiumOS working as well. Instead of getting a windos through boot camp I am more interested to dual boot a chromium OS instead on my computer. I have a Macbook Pro 13' (mid 2012) which is still actively using. Re-initialize the new disk (in the partition tab - reapply the "1 partition" scheme to the disk)ĥ. Dual-boot / Live boot / USB boot from MacBook Pro mid 2012.

Boot your Mac from the original startup disk in the external enclosure - hold down the Option key while booting your Mac to get to the startup disk selector screenĤ. Install the new disk inside your Mac and put the original disk in your external enclosureģ. MacBook Pro I7 processor 16Gb RAM £600 not looking for offers, thanks. We have received numerous reports of hardware compatibility issues when installing a cloned hard drive from an external enclosure into various Macs.Ģ. MacBook Pro I7 processor 16Gb RAM £600 not looking for offers, thanks. Now, click on the Erase button and the Disk Utility will prepare the USB stick for the next steps you’re going to follow.

#MAC PRO MID 2012 BOOT FROM USB MAC OS#

Make the format Mac OS extended (Journaled) and use GUID Partition Map as your scheme. No one here replied, but luckily the support of Bombich software (makers of Carbon Copy Cloner) provided me with this solution: Click on your USB stick, then select Erase.