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#Create image for mac os x mac os x
#Create image for mac os x install

It appears on your desktop, and you can add, remove, and edit files on it just as you would with a disk. To access the data in a disk image, double-click it. As long as it’s available on your desktop, anyone with access to your computer account can use the documents on it. When you’re finished using the documents on the secure disk image, be sure to eject the disk image.

#Create image for mac os x mac os x

a disk image that can be double-clicked from within Mac OS X and mounted on your desktop.

If you want to erase the original documents so they can’t be recovered, drag them to the Trash, then choose Finder > Empty Trash. From the Disk Copy menu, select Image > Create Image from Disk.

In the Finder, copy the documents you want to protect to the disk image.

#Create image for mac os x install

Disk Utility creates the disk image file where you saved it in the Finder and mounts its disk icon on your desktop and in the Finder sidebar. Then, it proposes to build a bootable install disk and make it look as nice as possible.Click the Image Format pop-up menu, then choose “read/write” disk image.

Click the Partitions pop-up menu, then choose Single partition – GUID Partition Map.

Use the default settings for the rest of the options:.

(Note that if you forget this password, you won’t be able to open the disk image and view any of the files.) Disk images are created using the Disk Utility application, which is included on every Mac in the /Applications/Utilities folder.

Enter and re-enter a password to unlock the disk image, then click Choose.

Click the Encryption pop-up menu, then choose an encryption option.

Click the Format pop-up menu, then choose the format for the disk: Mac OS Extended (Journaled) or Mac OS Extended (Case-sensitive, Journaled).

In the Size field, enter a size for the disk image.

This is the name that appears on your desktop and in the Finder sidebar, after you open the disk image.

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.

Enter a file name for the disk image, add tags if necessary, then choose where to save it.

You can use the Disk Utility in macOS High Sierra to create a secure disk image for confidential documents that you don’t want others to see without your permission, you can put them in an encrypted disk image.