Softwareupdate-full-installer
Description | Note |
---|---|
Command Line script to download Install macOS | From 10.14 to macOS 26 |
Credit: Apple
Download script ➤ Softwareupdate-full-installer

When there will be an update on the Install macOS you simply have to edit the script to always have the latest macOS on all versions available.
echo "Download macOS Sequoia 15.0
Wait... "
softwareupdate --fetch-full-installer --full-installer-version 15.0
echo " "
echo "Download macOS Sequoia 15.1
Wait... "
softwareupdate --fetch-full-installer --full-installer-version 15.1
echo " "