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Mac OS Sierra Patcher Tool for Unsupported Macs supports the followining: You will also need a Mac with an Intel Penryn Core 2 Duo or later CPU, since Sierra requires SSE4.1 – and older versions of the Core 2 Duo, such as Merom, and older Xeon chips (used in the Mac Pro) don’t have it. Real Hardware Requirements for macOS SierraĪgain, your Mac needs at least 2 GB of RAM and 8 GB of available storage, and you’ll need a USB drive (thumb drive or hard drive) at least 8 GB in size. The official macOS Sierra installer will refuse to install on anything older. (For those still on OS X 10.6 Snow Leopard, you can upgrade to OS X 10.11 El Capitan for free and then install macOS Sierra.)Īll Macs introduced in the past six years are supported, as well as the consumer MacBooks and iMacs from late 2009, which are almost 7 years old.

You must also be running Mac OS X 10.7 Lion or later. Your Mac must have at least 2 GB of memory and 8.8 GB of available storage space. Several members of our group have used the tool and shared their results. Mistr is a member of our Low End Mac group on Facebook, and he’s been sharing this tool ever since he figured out how to install the first public beta of Sierra. But as sometimes has happened in the past, there are workarounds that make it possible to install Sierra on some unsupported Macs.Ī huge thank you to Collin Mistr for developing and sharing his macOS Sierra Patcher Tool for Unsupported Macs. With macOS Sierra, Apple has once again raised the bar on which Macs can install and run the newest version of the Mac OS.