To perform a clean "raw" install, you should create a bootable USB drive using the createinstallmedia command in Terminal. macOS Sierra - App Store macOS Sierra App - App Store.
Once you download the .dmg file from Apple, you must extract the actual installer application to use it for a "raw" installation or to create a bootable disk. Double-click the downloaded macOSSierra.dmg . macos sierra download raw
Downloading a "raw" version of macOS Sierra (10.12) typically refers to obtaining a that hasn't been modified by third parties. This is essential for creating bootable USB drives, setting up virtual machines (VMs), or performing clean installations on older Mac hardware. Official Apple Download Links To perform a clean "raw" install, you should
Open the InstallAssistant.pkg file inside and follow the prompts. This does not install the OS; it simply places the "Install macOS Sierra" app into your Applications folder. Double-click the downloaded macOSSierra