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O que você precisa
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With the device powered off, disconnect any external hard drives and flash drives.
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Plug in your macOS High Sierra bootable flash drive.
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Hold down the [option] or [alt] (⌥) key on the keyboard and power on the device.
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When you see the boot selection screen as shown, release the [option] key.
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Use either the keyboard's arrow keys or the mouse to select "Install MacOS High Sierra." Press [enter] or click your selection with the mouse.
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Your Mac will begin copying the installation files from the flash drive. This may take up to 30 minutes.
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When prompted, select your language and press [enter], or click the arrow button.
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Select "Disk Utility" from the menu and press [enter] or click the continue button.
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Select your hard drive from the left column in Disk Utility.
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Click the "Erase" button at the top of the window.
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Choose a name for your drive (you can rename it later). Leave the scheme as GUID Partition Map.
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If you are installing an SSD, choose the APFS format. If you are installing a mechanical drive or if your device doesn't officially support the newer OS, leave the format as Mac OS Extended (journaled)
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Click "Erase." When the process completes, click "Done."
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Exit the Disk Utility by clicking on the red X button on the top left corner of the window.
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Select "Reinstall macOS" from the menu and press [enter] or click "Continue."
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Read through the license agreement.
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Click "Agree" to accept the license agreement.
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Your Mac will now install macOS High Sierra. Be patient and wait for it to complete.
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Once the install is complete, the device will restart itself.
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74 comentários
I replace Toshiba MK1231Gal dard disk based on instruction on yutube http://www.youtube.com/watch?feature=pla...!
the problem is that when I try to install osx, I cant format the disk
I got notice input, output error, when try to make a partition or try anything with disk utility
I own MacBook air 1237
I replace Toshiba MK1231Gal dard disk based on instruction on yutube http://www.youtube.com/watch?feature=pla...!
the problem is that when I try to install osx, I cant format the disk
I got notice input, output error, when try to make a partition or try anything with disk utility
I own MacBook air 1237
yes, me too...did you get it fix? please share how.
jay zee -
Use disk utilities from the Mac OS installer to format the new drive in a Mac format. Then install the Mac OS. New drive won’t show up in the installer until it’s Mac format.
DDD in this case
dard disk