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Mac

Sierra USB questions & answers

Sierra USB creates bootable USBs with macOS Sierra, formatting them for Mac OS Journaled and copying necessary files.
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Alternative downloads

Create Install Media
Free
rating

Create a bootable USB key from OS X 10.9 to macOS Catalina 10.15.

macOS High Sierra Patcher
Free
rating

Create a bootable USB drive for macOS Sierra that will work with older Macs.

macOS Sierra Patcher
Free
rating

Install macOS Sierra on unsupported computers.

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