BootUS working and tested bootable USB drive. This particular USB drive is intended for install, reinstall or repair of the free and downloadable macOS High Sierra from scratch on Apple-approved hardware and is not to be used instead of a hard drive to run the OS. This is NOT a software license. Only intended as a utility for convenience.
Easy macOS High Sierra Install, Upgrade, Repair. No Internet Needed, no DVD Drive needed
Fully tested and bootable high-speed USB 3.0 drive (5 times faster than DVD install) - reusable
Works on: iMac (Late 2009 and later) Mac mini (2010 and later) Mac Pro (2010 and later) MacBook (Late 2009 and later) MacBook Air (2010 and later) MacBook Pro (2010 and later)