Creating a bootable USB from a DMG is a "messy" process by nature. Apple has deprecated this workflow in favor of the createinstallmedia binary found inside the Installer App.
is the industry standard for this task. It allows Windows users to open Mac-formatted drives and "restore" DMG images directly to a USB stick. Preparation via Diskpart Before flashing, you must ensure the USB drive uses the GPT (GUID Partition Table) create mac os x bootable usb installer from dmg
Choose as the format and GUID Partition Map as the scheme. Creating a bootable USB from a DMG is
to confirm erasing the drive, and wait for the "Install media now available" message. Apple Support Community Method 2: On Windows (Using TransMac) create mac os x bootable usb installer from dmg
