How to convert a sparse image to dmg

Written by gabriele sturmer
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How to convert a sparse image to dmg
Disk Utility lets you convert image formats on your Mac. (hard disk image by Rade Cojbasic from

Mac OS X supports a variety of disk image formats. When you create a sparse disk image, it has a maximum size and grows as you add files to it. This lets you conserve space. DMG files are compressed disk images and also conserve space. If you need to convert a sparse image to a DMG, you can use the Mac's Disk Utility program to convert the image.

Skill level:
Moderately Easy

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  1. 1

    Double-click the sparse image to mount it on Mac OS X. Open Disk Utility by clicking "Applications," "Utilities" and "Disk Utility."

  2. 2

    Select the sparse disc image from the list of volumes on the left pane of the window. Click "Convert." Enter a name for the DMG image that you want to create. Select "Compressed" from the "Image Format" drop-down menu.

  3. 3

    Click "Save" to convert the sparse image.

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