Then run the following command to split and copy the install. Rsync -vha -exclude=sources/install.wim /Volumes/CCCOMA_X64FRE_EN-US_DV9/* /Volumes/WINDOWS11 Use the following command to copy the content of the ISO image-excluding the install.wim file-onto the USB drive: The second command will use wimlib to split and copy the install.wim file to the USB stick. The first command will copy all the files apart from the install.wim file (which is 4.2GB) in size. Since the installer file is bigger than 4GB, we'll be using two separate commands to create the bootable disk. Related: How to Make a Bootable CD/DVD/USB to Install Windows If it's different (due to a different language preference), make sure to change it accordingly in the commands below. Remember to match the file name exactly to the one above.

You can do this by double-clicking on the ISO file, which should then show up in your Mac's connected devices as CCCOMA_X64FRE_EN-US_DV9 or similar. Part 1: Back up the Data on the Mac Hard Drive Part 2: Delete All Partitions on the Mac-Formatted Drive Part 3: Format the Drive to Windows-Supported File System Bottom Line Mac hard drives usually use APFS (Apple File System) or the HFS+ (Hierarchical File System Plus), while Windows drives utilize NTFS, FAT32, and exFAT. If the Security Options button is not available, Disk Utility cannot perform a secure erase on the storage device.Mount the Windows 11 ISO from the Downloads folder on your Mac. Secure erase options are available only for some types of storage devices.

(Optional) If available, click Security Options, use the slider to choose how many times to write over the erased data, then click OK.

If the Scheme pop-up menu isn’t available, make sure you selected the storage device you want to erase-it’s at the top of the hierarchy.Ĭlick the Format pop-up menu, then choose a file system format. Ĭlick the Scheme pop-up menu, then choose GUID Partition Map. In the sidebar, select the storage device you want to erase, then click the Erase button. If you want to erase any other type of storage device: Double-click Disk Utility in the /Applications/Utilities folder. Note: If you want to get your Mac ready to trade in, sell, or give away, and your computer is a Mac with Apple silicon or an Intel-based Mac with an Apple T2 Security Chip, use Erase Assistant.

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