This has frustrated a lot of the Mac community. 2: installation media - download high sierra from the App store - use Install Disk Creator - use Clover EFI bootloader and choose your usb as a target. And, yes we know High Sierra doesn't work with either APFS or GUID RAID boot volumes. Please do not ask questions regarding your specific problem in this thread. The latest version of Mac OS X High Sierra (10. “Agree” to the software license agreement. The app will be titled, “Install macOS High Sierra”. 13, follow any one of the below tips to fix the issue: macOS High Sierra 10. We are here to provide to clean and fast download for MacOS High Sierra 10. Could run the simulator and build to my phone running iOS. Choose the install disk and click ‘install’ (it won’t actually install yet!). Easily install Catalina, Mojave or High Sierra. Hello, does anyone have this kernel panic problem when using R8 with iMac Pro(10. 4 HFS+ Raid-0,trim enabled, very zippy indeed, boot times from power button to desktop took 33. Question: Q: Download original High Sierra 10. i've used SuperDuper to cloned Sierra 10. That's obviously a different scenario than what you have, but as the software RAID is handled at a higher level than the OS, I think you should be fine.