Hello daschrislydon,
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17 rows May 26, 2020 If your Mac is using an earlier version of any Mac operating system, you. Explore the world of Mac. Check out MacBook Pro, iMac Pro, MacBook Air, iMac, and more. Visit the Apple site to learn, buy, and get support. Jul 10, 2019 OS X Yosemite: MacBook Air from late 2008 (or later); OS X Snow Leopard or later You can do the following to find out which operating system your MacBook Air is running on: Click the Apple icon in the top-left corner of the Mac's screen (in the top menu bar).
Thanks for reaching out to the Apple Support Communities! From your message I can see that you have erased the 2011 MacBook Air and are looking to upgrade the OS X from Lion.
You're correct that you need to upgrade to OS X El Capitan before you can upgrade to macOS High Sierra.
Since you're unable to reinstall the Mac OS X Lion through Recovery, see if you can boot into Internet Recovery. To access Internet Recovery, restart your MacBook Air and hold down Option + Command + R. This will allow you to reinstall OS X Lion.
Mac Os X 10.11 Macbook Air
By reinstalling Lion you'll have access to the App Store and you can follow the steps to upgrade to OS X El Capitan: How to upgrade to OS X El Capitan.
Mac Os X 10.12 Macbook Air
Once you have OS X El Capitan running, you can then upgrade to macOS High Sierra: How to upgrade to macOS High Sierra.
If you're unable to reinstall OS X Lion, you'll need to have access to another Mac to be able to create a bootable USB drive for El Capitan. This article will provide you with the steps to take to create a bootable installer: How to create a bootable installer for macOS.
Download Macbook Air Os Free
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All the best!
Feb 12, 2020 6:35 AM