1-3 of 3 Answers
This will come with an already installed on OS. It could be Mojave or Big Sur.
Sorry, there was a problem. Please try again later.You can downgrade macOS but it will require a complete wipe and a direct disk install of Yosemite. This can be performed at a third party computer repair location that services Apple Mac computers. This particular service is NOT I REPEAT NOT PROVIDED AT APPLE STORES EVER!
Sorry, there was a problem. Please try again later.Mine came with an already updated OS. I don't think you can downgrade the OS.
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