First identify your disk device path by: : diskutil listĢ: Apple_HFS Macintosh HD 249.7 GB disk0s2 Reading Debian 6.0.7 amd64 1 (Apple_ISO : 1)…Ĭreated: /Users/evan/Downloads/debian-6.0.įinally you need to copy the image to your USB drive. Next you need to prepare ISO image by following the below command: : hdiutil convert -format UDRW -o debian-6.0.7-amd64-netinst.img debian-6.0.7-amd64-netinst.iso It is not required and you can skip it if you’d rather just unmount the volumes yourself. The purpose of doing this is mainly to ensure that the USB key is in a consistent known state and also to ensure that any volumes are not mounted by OS X. Once it’s completed you can quit out of Disk Utility.WARNING! THIS WILL DESTROY ALL DATA ON THE KEY! Select the partition section as shown below: Select the USB key (select the root device, not its partitions).Here is longer version for advanced users. This will run Burn app with appropriate settings. iso file and select ' Burn Disk Image XXX to Disc.'. The easiest way is to right click on the. Answers without enough detail may be edited or deleted. Mount the ESXi Installation ISO and copy all the contents from the ISO to the USB flash drive.Want to improve this post? Provide detailed answers to this question, including citations and an explanation of why your answer is correct. Flag the first partition on the volume as active and bootable.

Start the command line partitoner fdisk in interactive mode (You will need administrative privileges for this). Don’t forget to use the disk# number obtained in step 2.

Unmount the USB Drive, Note: This is not the same as Eject. diskutil eraseDisk MS-DOS 'ESXI' MBR disk# Now we need to format the drive with filesystem FAT32 and partition map MBR using the following command. You should now see another disk show up, in my case disk3. Insert the USB Flash then run the diskutil list command again. Open Terminal and list the mounted disks using the diskutil list command.

Download the ESXi Installation ISO (I used ESXi 7.0b).

Mac os iso to usb bootable