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Resize a mac disk image
Resize a mac disk image




resize a mac disk image

Once the Partition is mounted, select the Disk Image file itself and select Partition tab from the main area of the window.Ensure that the Partition in your Disk Image file that you want to make bigger is mounted (double-click the Disk Image file in the Disk Utility or Finder if it is not).The Partition itself must now be resized. However, the size of your Partition in the Disk Image file will not have changed so there will be no additional free space. Once the Resizing process has completed the Disk Utility should show the new size for your Disk Image.If you have specified a large size then this process may take a while (minutes) and the Disk Utility will become unresponsive. Select the Resize button to begin the resizing process.Use the drop-down menu to select between different file size metrics (e.g. You should now be able to use the slider tool to select a size bigger than the current size. Select either "Resize Partition and Image" or "Resize Image Only" (both seem to do the same thing). Select the arrow button below the slider tool to display more options. In the Resize sheet that appears you will find that you can make the Disk Image smaller but not larger.With the Disk Image selected, click the Resize Image button on the toolbar.Open your Disk Image file in Disk Utility and ensure that any Partitions mounted have been Ejected.However, the following instructions will enable you to resize a Disk Image and the Partition(s) that it contains to provide more space: I went through the same problem at the weekend and, despite the fact that this thread appears to be non-active, I'm posting a response so that there is an answer for others having the same issue.Īs best as I can tell, in OS X 10.5.4 there is no way to resize a Disk Image file and its associated Partitions in a single command without losing data in the image, although there is an option that implies this should be possible.






Resize a mac disk image