Create bootable mac os x iso from update#
Update 2: Specifying a blocksize of 1m will also significantly speed things up. This is accomplished by simply prepending ‘r’ to the device so that /dev/disk1 is going to become /dev/rdisk1 Update: We want to use the RAW disk device so that our copy will happen much faster because the RAW disk device provides unbuffered access to the device (See this Apple mailing list post for more info). 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.
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