Cloning a Windows drive from Mac OS X using dd (Disk Destroyer)
Serban Mihai / 07 January 2021
~1 min read
Decided to upgrade upgrade my Windows drive on my dual boot Hackintosh. Here's how to do it from your Mac OS X drive.
Open your terminal. Run
diskutil list to get the disk identifier you want to migrate.
In my case the Windows drive is
Let's clone the drive using
dd. Set input file to the drive you want to clone, make sure to add
r, makes it faster. Set output file to a
.iso location of your choice.
This operation will take a couple of hours.
sudo dd if=/dev/rdisk1 of=/Users/mitzuuuu/Desktop/windows.iso
Install your empty drive and run
diskutil list again to get the identifier of the new drive,
/dev/disk0 in my case.
Write the .iso you've previously generated to the new installed drive. This operation will take a couple of hours.
sudo dd if=/Users/mitzuuuu/Desktop/windows.iso of=/dev/disk0
After the migration is done, you need to take care of the
Unnalocated space. Boot into the Windows partition. Create a new partition, and finally merge it with the master windows partition if you want to.