Step 1: Down load Unibeat anh MultiBeat from  https://www.tonymacx86.com/resources/categories/tonymacx86-downloads.3/

Step 2: Download Mac OS HighSierra from app Store ( not the full image/package)

Step 3:  After down load HighSierra from step 2, run these command to prepare/create img file for Unibeat:

Open Terminal and run: sudo -s
Enter admin credentials to gain root access and cut-n-paste the following 3 commands

mkdir /Applications/Install\ macOS\ High\ Sierra.app/Contents/SharedSupport
cd /macOS\ Install\ Data
find . -mount | cpio -pvdm /Applications/Install\ macOS\ High\ Sierra.app/Contents/SharedSupport

PS: Wait /enter until it complete

Step4: Insearch a 16GB USB and format it with GUID / Extend Journal Mac

Step 5:  run Unibeat and create USB installer of MacOS

Step 6: on the PC need to install MacOS , boot to Bios and set EFI boot, AHCI Sata mode…

Step 7: Boot from USB installer of MacOS  and install MacOS

Step 8: Install multibeat on HDD

Full instruction over here: https://www.tonymacx86.com/threads/unibeast-install-macos-high-sierra-on-any-supported-intel-based-pc.235474/