MacBook Air (M1, 2020) MacBook Air (Retina, 13-inch, 2020) MacBook Air (Retina, 13-inch, 2018 - 2019).
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- Testing conducted by Apple in May 2017 using preproduction 1.8GHz dual-core Intel Core i5-based 13-inch MacBook Air systems with 8GB of RAM and 256GB SSD. The wireless web test measures battery life by wirelessly browsing 25 popular websites with display brightness set to 12 clicks from bottom or 75%.
Hello daschrislydon,
External hard drive for mac. 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.
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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.
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.
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.
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Feb 12, 2020 6:35 AM
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