The installer also allows for system reloads if you don’t want to reinstall from scratch. High Sierra is still available for download for a clean install. Its requirements are at least 2 GB of RAM, and 14.3 GB of disk space. Mac OS High Sierra compatibility starts with late 2009 iMacs and Macbooks, and mid to late 2010 Macbook Pros and Macbook Airs. Its features and changes are mainly in the background of this release, so users won’t see an awful lot of differences between Sierra and High Sierra. The Mac OS High Sierra release date was September 25, 2017. There were also quite a few tweaks and fixes that made users want to get the latest Mac OS High Sierra download at the time. This may require hardware upgrades.Mac OS High Sierra launched with a few new features such as an enhanced Apple Photos with new capabilities and many security updates and fixes. You might consider upgrading to a Nvme SSD.įinally, upgrade to Mojave. If you are using a HDD then you may discover the Mac will run much slower than High Sierra without APFS.

Upgrading to Mojave will require using APFS.

I should first point out Tetsujin has a more extensive answer to the question How can I download an older version of OS X/macOS?Īlthough upgrading from a USB flash drive installer may be optional, I will include this Apple article on how to do so. This Apple article explains how to download older versions of OS X and macOS.

The upgrade to High Sierra will also upgrade the firmware so your Mac can boot from APFS.Īccording to this Apple article, you can upgrade to El Capitan (10.11.X) from Lion (10.7.X). You will also probably need to upgrade your graphics card.Īccording to this Apple article to need to first be running at least Mountain Lion (10.8.X), before upgrading to High Sierra. However, according to this Apple article, you need to first be running at least High Sierra (10.13.6). According to, the latest version of macOS for your Mac is Mojave (10.14.X).

Mac osx 2010 el capitan vs sierra