The script will list all available macOS installers. Look for: 10.13.6 - 17G14042 - macOS High Sierra
Open Terminal and run:
: For specific older versions, Apple hosts .dmg files on their How to download and install macOS support page.
Apple-signed output will show: Authority=Apple Software Update Certification Authority
Open Safari (not Chrome or Firefox). Use this direct link: https://apps.apple.com/us/app/macos-high-sierra/id1246284741?mt=12
The script will list all available macOS installers. Look for: 10.13.6 - 17G14042 - macOS High Sierra
Open Terminal and run:
: For specific older versions, Apple hosts .dmg files on their How to download and install macOS support page. download mac os high sierra 10136 dmg verified
Apple-signed output will show: Authority=Apple Software Update Certification Authority The script will list all available macOS installers
Open Safari (not Chrome or Firefox). Use this direct link: https://apps.apple.com/us/app/macos-high-sierra/id1246284741?mt=12 download mac os high sierra 10136 dmg verified