Find your Sierra installer in Applications. Click through all the prompts that come up.ģ. MacOS Sierra - Direct download of a Sierra InstallOS.dmg from Apple.ġ. Install macOS High Sierra Beta 10.13.5 (17F66a).If you have an AMD CPU and motherboard you'll need to use createinstallmedia method and the OpenCore pkg. Building a CustoMac Hackintosh: Buyer's Guide