Mac OS missing and I get flashing question mark

I "lost" my Mac OS while trying to clear Mac for trade in. Need to reinstall.

MacBook Air 13″, macOS 11.6

Posted on Oct 25, 2021 6:12 PM

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1 reply

Oct 26, 2021 7:35 AM in response to jeanne15

jeanne15 wrote:

I "lost" my Mac OS while trying to clear Mac for trade in. Need to reinstall.

If your Mac starts up to a question mark

https://support.apple.com/en-us/HT204323

What to do before you sell, give away, or trade in your Mac

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Mac OS missing and I get flashing question mark

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