3/17/2021 0 Comments Disk Utility For Mac
Compressed: Compresses data, so the disk image is smaller than the original data.Open Disk Utility for me Note: You can burn information to a CD or DVD using the Burn command in the Finder.Create a blank disk image for storage You can create an empty disk image, add data to it, then use it to create disks, CDs, or DVDs.In the Disk Utility app on your Mac, choose File New Image Blank Image.
Enter a filename for the disk image, add tags if necessary, then choose where to save it. This is the name that appears in the Finder, where you save the disk image file before opening it. This is the name that appears on your desktop and in the Finder sidebar, after you open the disk image. Click the Format pop-up menu, then choose the format for the disk: If the disk image will be used with a Mac that has a solid state drive (SSD) and uses macOS 10.13 or later, choose APFS or APFS (Case-sensitive). If the disk image will be used with a Mac with macOS 10.12 or earlier, choose Mac OS Extended (Journaled) or Mac OS Extended (Case-sensitive, Journaled). If the disk image will be used with a Mac or Windows computer and is 32 GB or less, choose MS-DOS (FAT); if its over 32 GB, choose ExFAT. To encrypt the disk image, click the Encryption pop-up menu, then choose an encryption option. Click the Partitions pop-up menu, then choose a partition layout. Click the Image Format pop-up menu, then choose an option: Sparse bundle disk image: Same as a sparse disk image (below), but the directory data for the image is stored differently. Uses the.sparsebundle file extension. Sparse disk image: Creates an expandable file that shrinks and grows as needed. No additional space is used. Uses the.sparseimage file extension. Readwrite disk image: Allows you to add files to the disk image after its created. ![]() DVDCD master: Changes the size of the image to 177 MB (CD 8 cm). Uses the.cdr file extension. Click Save, then click Done. 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. In the Finder, copy your files to the mounted disk image, then eject it. For more information about disk image types, see the manual (man) page for hdiutil. ![]() For example, if a USB device or volume is 80 GB with 10 GB of data, the disk image will be 80 GB in size and include data and free space. In the Disk Utility app on your Mac, select a disk, volume, or connected device in the sidebar. Click the Format pop-up menu, then choose an option: Read-only: The disk image cant be written to, and is quicker to create and open.
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