Upgrading Os crashes system. Can’t do successful login

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sudarsna Author

Level 1

4 points

Upgrading Os crashes system. Can’t do successful login

MacBook Pro 13″, OS X 10.11

Posted on Jun 11, 2020 10:45 AM

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Answer 1

Eric Root

Level 10

685,221 points

Jun 11, 2020 11:42 AM in response to sudarsna

Do a backup, preferable 2 separate ones on 2 drives. Boot to the Recovery Volume (command - R on a restart). Run Disk Utility and select First Aid. Then re-install the OS.

Reinstall from macOS Recovery.

OS X Recovery.

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Upgrading Os crashes system. Can’t do successful login

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