# boot device menu (you may need to press some key to show the boot device menu # Now insert the USB into your computer, (re)boot, and select the USB from the # Eject the ISO using the diskX identifier from the fifth step above: # Eject the USB using the diskX identifier from the second step above: # the directory means the ISO is 'in use'): # directory otherwise OSX will not allow you to unmount the ISO (since being in # Once it's done, you can eject both the USB and the ISO.

# This will take a while there's a lot of data (4+ GB). # And copy all the files over to our USB: # will differ depending on which ISO you downloaded. You should see something funny like CCCOMA_X64FRE_EN-US_DV9. This time, we're looking for what's in the NAME # Back in the terminal, let's find the mounted ISO: Close the Finder window you don't need it. # Your Mac will 'mount' the ISO as if it was a drive. # Record, which is necessary for the USB to be bootable. MBR tells diskutil to create a Master Boot WIN10 is the name of that partition (it'll appear in # In the command above, MS-DOS is the format of the partition that will be

# WARNING: this will delete everything on the USB!!ĭiskutil eraseDisk MS-DOS WIN10 MBR diskX # In the command below, replace 'diskX' with the identifier of your USB drive. # Now we need to format the drive for MS-DOS and include a Master Boot Record. Now, insert your USB drive and run the command Each entry will have a header in the form '/dev/diskX', where X is # This will output a bunch of info about all of the disk drives connected to

Macos write bootable iso to usb