When you use a master disk image to create other DVDs or CDs, all data is copied exactly. It includes a copy of all sectors of the disk image, whether they’re used or not. DVD/CD master: This can be used with third-party apps.Read/write: Here you can add files to the disk image after it’s created.Compressed: This format compresses data, so the disk image is smaller than the original data.This format is quicker to create and open. Read-only: The disk image cannot be written to in this format.Next click the Image Format pop-up menu and choose one of the four options listed:.If you wish to encrypt the disk image, click the Encryption pop-up menu, then choose an encryption option.This is the name that appears in the Finder, where you save the disk image file before opening it. Enter a file name for the disk image and choose where to save it.Next select the folder or connected device in the dialog that appears and click Open.Choose File > New Image, then choose Image from Folder.After saving the disk image, you an restore the disk image to another volume to access the data.
MAC DISK IMAGE CREATOR FREE
Doing this will not copy over the free space from the device on to the disk image.
Pull up Disk Utility to create a disk image that contains the content inside a saved folder or connected device such as a USB device. Creating a disk image is helpful in backing up and transferring data. Save your data from a folder or connected device in a disk image.
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