# 1. Create a blank temporary disk image container (7.5GB) hdiutil create -o /tmp/Sierra -size 7500m -layout SPUD -fs HFS+J # 2. Mount the temporary disk container onto your filesystem hdiutil attach /tmp/Sierra.dmg -noverify -mountpoint /Volumes/SierraInstaller # 3. Extract the installer files into the newly created volume sudo /Applications/Install\ macOS\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/SierraInstaller --nointeraction # 4. Unmount the newly created installer disk volume safely hdiutil detach /Volumes/Install\ macOS\ Sierra # 5. Convert the DMG file format into a universal cross-platform CDR image hdiutil convert /tmp/Sierra.dmg -format UDTO -o ~/Desktop/Sierra.cdr # 6. Change the file extension from .cdr to a standard bootable .iso format mv ~/Desktop/Sierra.cdr ~/Desktop/Sierra.iso # 7. Clean up the temporary cache files left in your directory rm /tmp/Sierra.dmg Use code with caution.
hdiutil create -o /tmp/Sierra -size 6000m -volname Sierra -layout SPUD -fs HFS+J
The downloaded file is a .dmg file, which you'll need to convert to an ISO file. You can use tools like TransMac or AnyToISO to convert the .dmg file to an ISO file. mac os sierra 10.12 6 iso download
And the drive hummed softly, content to be remembered and not to take over the remembering.
At least 2GB of RAM (4GB recommended for better performance). Storage: 8.8GB of available space for installation. Extract the installer files into the newly created
Creating a bootable recovery drive to repair a corrupted operating system when the built-in Internet Recovery feature fails. System Requirements for macOS Sierra
Start the VM and follow the on-screen instructions to install Sierra on the virtual hard drive. Crucial Considerations: Security and Compatibility Change the file extension from
For newer Macs running modern macOS versions, Terminal commands can fetch older installers: