High Sierra is the "Windows 7 of macOS"—beloved, stable, and dead. If you need it for a 32-bit app or legacy hardware, build the ISO yourself. If you just want to "try Mac on my PC," use a modern distro like OpenCore. The ISO you find on Google is 90% malware, 9% broken, and 1% a Reddit hero who re-uploaded it in 2019.
Wait patiently. The process can take 15–20 minutes. You will see progress bars indicating "Erasing disk" and "Copying installer files." mac os 10.13 high sierra iso download
shasum -a 256 /path/to/your/HighSierra.iso High Sierra is the "Windows 7 of macOS"—beloved,