- How to use mac os 10.6 dmg to make a bootable usb install#
- How to use mac os 10.6 dmg to make a bootable usb update#
Otherwise, call a friend who also owns a Mac and ask nicely to use theirs to make the bootable USB stick. If your current OS installation is still functioning, you should be able to get there. I am not aware of any method to create an updated installation disc.
How to use mac os 10.6 dmg to make a bootable usb install#
I would like to use the USB Drive to install OS X (10.6.8). To boot the system from such a drive, press ⌥ immediately after rebooting. Next, you’re going to head on over to the Mac App Store on a Mac laptop or computer. One option is to just install Snow Leopard to your USB drive (you will need at least an 8GB USB drive to do this). Once it’s completed you can exit Terminal and remove the USB key from your OS X machine, it should now be able to bootup your ISO on another machine. On the command line we specify the Input File using if= and the Output File using of= and dd will copy the data from input to output, block by block. Next use dd command to copy the image over: : dd if=./ of=/dev/rdisk1 bs=1m
How to use mac os 10.6 dmg to make a bootable usb 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.
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