In the Name field, enter the name for the disk image. This is the name that appears in the Finder, where you save the disk image file before opening it.
In the Disk Utility app on your Mac, choose File > New Image > Blank Image.Įnter a filename for the disk image, add tags if necessary, then choose where to save it. You can create an empty disk image, add data to it, then use it to create disks, CDs, or DVDs.