(The newer version of Disk Utility has undergone a GUI overhaul.)Disk Utility was at version 16.0 at the time of this writing, so there have certainly been more than two versions. That makes the restore function extremely versatile, even if it’s largely overlooked in Disk Utility. It can create a copy of any image or volume that can be mounted on your Mac.Disk Utility uses a block copy method that provides for a faster copy, but it also needs to unmount all of the volumes involved in the restore process. You’ll find instructions for preparing an image file near the end of this article.Using Disk Utility’s restore capabilities to make a clone of your startup drive has a limitation. Restore will work with internal or external volumes.If you’re planning on restoring from an image file you need to take the additional step of scanning the image file before the restore process.
If you need any of the information on the destination drive, make sure you have a backup before proceeding.Click the Restore button in the dropdown sheet.The restore process will begin if you wish, you can view the process by clicking the disclosure triangle next to the “Show Details” text.When the copy process is complete, click the Done button.Copying using the restore function will also copy the volume title from the source to the destination, so you’ll now have two volumes with identical names. (The dropdown sheet lets you select the source for the restore.)Warning: The selected destination volume will be erased by the next step. Use the dropdown menu next to the “Restore from:” text to select the source device, or use the Image button to select a disk image file. This may seem like an inconvenience, but it provides for both a fast copy and a safe one since the source drive can be unmounted, no process can make changes to any files resident on the drive.Let’s start the step-by-step instructions with the current version of Disk Utility.Using Restore With OS X El Capitan and LaterGo ahead and launch Disk Utility you’ll find it at /Applications/Utilities/, or if you booted from the Recovery HD volume, Disk Utility will be one of the choices in the Utilities window.In Disk Utility’s sidebar, select the destination volume you wish to have data copied to.With the destination volume selected, click the Restore button in Disk Utility’s toolbar, or select Restore from the Edit menu.A sheet will drop down, asking you to select the source volume. (Booting from the Recovery HD volume allows you to create a clone of your startup drive.)Instead, you need to either boot your Mac to another drive that contains the Mac OS, or use the Recovery HD volume to start up and run Disk Utility from. Microsoft office 2011 for mac activator by cooler v2If you wish to change to a different source volume, select the desired source in the Disk Utility sidebar, or use the Image button to select a disk image file. You can change this later if you select the wrong volume.The volume you selected should be listed in the Source field. If you’re booting from the Recovery HD volume, Disk Utility is listed in the OS X Utilities window, which opens automatically.In the Disk Utility sidebar, select the volume you wish to use as the source. Instead of selecting the destination first, as we did with the version in OS X El Capitan and later, we’re going to select the source volume first.Launch Disk Utility, located in the /Applications/Utilities/ folder. The process isn’t very different, except the image file needs to be prepared before it’s selected as the restore source. Dmg files often used for distributing apps and data, can also be the source for the restore function. Click the Erase button to continue the restore process.If requested, provide your administrator password, and then click OK.The erase and restore process will begin a status message and progress bar will appear near the bottom of the Disk Utility window.When the restore is complete, the volumes will be remounted on your Desktop, and Disk Utility will remove the selected volume from the Destination field, leaving it empty.The restore process also copies the source volume’s title to the destination volume you may want to rename one or the other.Restoring From an Image File (Any Version of Disk Utility)Image files, those compressed. You can also drag a volume mounted on your Desktop to the Destination field.Warning: The next step will completely erase the contents of the selected destination volume.A sheet will drop down, asking if you really want to completely erase the destination drive and replace its contents with the contents from the source drive. Read/write formats and hybrid images tend to cause errors. Generally, if the image file uses the compressed format it should sail through the scan process. Dmg files from being properly scanned.
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