Flash the official installer files into the blank image container:
: You can access the hidden High Sierra download page through the Apple Support guide .
There are several third-party websites that provide direct download links for macOS High Sierra ISO and DMG files. However, be cautious when using these websites, as they may not be official or secure. download macos high sierra 1013 iso and dmg upd
Try macOS Sierra (10.12) or El Capitan (10.11) using similar steps.
hdiutil convert /tmp/HighSierra.sparseimage -format UDTO -o ~/Desktop/HighSierra.iso mv ~/Desktop/HighSierra.iso.cdr ~/Desktop/HighSierra.iso Flash the official installer files into the blank
If the command fails, eject the volume via the Finder.
: Apple has released newer versions of macOS, including Mojave, Catalina, and Big Sur. If you're running a newer version of macOS, you may not be able to download macOS High Sierra. Additionally, be sure to check for any updates to the operating system and install them to ensure you have the latest security patches and features. Try macOS Sierra (10
Change the file extension from .cdr to a global .iso format: mv ~/Desktop/HighSierra.cdr ~/Desktop/HighSierra.iso Use code with caution.
Apple has a direct URL for High Sierra that opens the App Store page: macappstores://apps.apple.com/cn/app/macos-high-sierra/id1246284741?mt=12. If you are on a compatible Mac, clicking this link will launch the App Store. Look for the "Get" button. Once downloaded, the installer will automatically launch. To use it for creating a bootable drive later, simply close the installer without running the upgrade. The file named "Install macOS High Sierra.app" will remain in your Applications folder.