High Sierra was a foundational update for macOS, introducing technologies that still define the platform today: APFS (Apple File System):
If you have the Niresh DMG file, you can create a bootable installer from either Windows or Mac. From Windows (using TransMac) Format USB Niresh MacOS High Sierra Hackintosh DMG Downloa...
If you just need a Unix-like OS:
Instead of chasing an unreliable, potentially malicious DMG, you can build a Hackintosh using the OpenCore bootloader. Here’s the modern workflow for High Sierra (compatible with most Intel 2nd to 7th gen CPUs and select AMD GPUs). High Sierra was a foundational update for macOS,