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I doing reset or reformst my macbook pro 2012 and I did erase everything on mac HD but during reinstall the mac Os originally sierra but appear was mac Os Catalina and almost done lesst 2 mins left process but i't always appear it can't be found.

can someone to help me what is wrong during installation.

MacBook Pro 13″, macOS 10.12

Posted on Feb 17, 2023 7:42 PM

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Question marked as Top-ranking reply

Posted on Feb 17, 2023 11:17 PM

Hi,

If you want to install macOS Sierra, restart your MacBook Pro with Option+Shift+Command+R.


1 reply

I doing reset or reformst my macbook pro 2012 and I did erase everything on mac HD but during reinstall the mac Os originally sierra but appear was mac Os Catalina and almost done lesst 2 mins left process but i't always appear it can't be found.

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