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can't install OS on old laptop for trade-in

I'm trading in my MacBook Pro, trying to reinstall OS X El Capitan and keep getting message:

a required download is missing.


How do I get around this?

MacBook Pro

Posted on Dec 9, 2020 8:27 AM

Reply
Question marked as Top-ranking reply

Posted on Dec 9, 2020 9:06 PM

Try creating a bootable macOS USB installer using the instructions in this Apple article:

How to create a bootable installer for macOS - Apple Support



1 reply

can't install OS on old laptop for trade-in

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