The safest way to get High Sierra is directly from Apple. Third-party sites often host "distros" that may contain malware or unauthorized modifications.
softwareupdate --fetch-full-installer --full-installer-version 10.13.6 Use code with caution.
Open Terminal and use the following command to fetch the installer directly from Apple's servers: softwareupdate --fetch-full-installer --full-installer-version 10.13.6 . download macos high sierra 1013 iso and dmg upd
If you cannot access the Mac App Store—perhaps because your current Mac is "too new" to download older software or you are on a PC—many users turn to archived direct links.
Wait for the download to complete. The file Install macOS High Sierra.app will appear in your folder. Step 2: How to Create a macOS High Sierra ISO File The safest way to get High Sierra is directly from Apple
hdiutil detach /Volumes/Install\ macOS\ High\ Sierra hdiutil convert /tmp/HighSierra.dmg -format UDTO -o ~/Desktop/HighSierra.iso
Official Apple Mac App Store Link
Right-click the application and select . Navigate to Contents / SharedSupport .
sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume Use code with caution. On Windows (Using DMG and TransMac) Open Terminal and use the following command to