Installing and Exploring macOS Sierra 10.12.6 Beta 5, Xcode Beta, and DMG Files
: Security improvements, bug fixes, and minor stability enhancements rather than new user-facing features. : Addressed issues preventing certain SMB connections in Finder, fixed Xsan client Macos Sierra 10 12 6 Beta 5 Dmg Xcode Beta Dmg
# In Terminal after mounting the DMG or checking the InstallESD.dmg
md5 /Volumes/Install\ macOS\ Sierra/Install\ macOS\ Sierra.app/Contents/SharedSupport/InstallESD.dmg
If you only have a InstallESD.dmg inside the DMG (older style): Installing and Exploring macOS Sierra 10
Use case: Only for offline development, legacy gaming (Steam pre-2018 library), or testing old Xcode projects. Never connect to a production network. Working with DMG Files