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Svumpen Author

Level 1

4 points

MacBook won't boot om internal harddrive?

Hello guys!

Hope you can help i have now tried everything that i know

The MacBook can't boot unto the harddrive but i can see the drive in recovery mode and i can reinstall to the drive but when it's reinstalled the computer reboot's and the i get the question mark folder

When i try tuen om the Mac and hold down alt i can't choose the drive

But if i boot Up on a USB with Catalina installer i can se the drive?

What to do?

(I have tried booting Up in gparted as well and i can se the drive just fine)

As you can see i can see the drive

The computer is a MacBook pro 13" Early 2015

And the drive is a brand new nvme disk with an adaptor

MacBook Pro Retina

Posted on May 2, 2020 2:38 PM

Top-ranking reply

leroydouglas

Community+ 2024

Level 10

188,640 points

Posted on May 2, 2020 3:58 PM

Catalina requires GUID/apfs formatting, and the drive needs a macOS before it will boot.

Boot to the installer and run it.

How to reinstall macOS from macOS Recovery - https://support.apple.com/en-us/HT204904

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MacBook won't boot om internal harddrive?

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