It is used for Mac users to erase, format, and mount disk. On a Mac computer, there is a tool called Disk Utility. On macOS, the format of the disk image is. Disk images come in many formats, so they can be used on different kinds of computers, including Windows, macOS, and Linux. It can be used for backup purposes or to save space by storing only one copy of large files that are used infrequently.

PLEASE NOTE: The RTF Department has encountered issues using cards backed-up via this method with offline/online (low-end/high-end) resolution workflows.A disk image is an exact copy of a disk or a partition.It can be accessed like the original card. dmg (disk image), and your card will mount on the desktop.

dmg file that you created can now be duplicated and saved as a backup of your SD card.Ħ) When you need to open the backup card, double click on the. You have now successfully made a back up copy of your card. dmg (disk image) will appear on the desktop. Make sure to give it a name that makes sense.ĥ) Let Disk Utility run.

This handout will walk you through how to make a backup copy of your SD card (ex:Panasonic HMC - 150) or Compact Flash card, while retaining the integrity & structure of the footage or pictures on the card.ġ) Insert your card into the card receiver, it will pop up on the finder on a Mac.Ģ) Open the Application folder, scroll down to the Utilities folder, open Disk Utility.ģ) Select your SD card, and click New image.Ĥ) Name your backup, designate where to save it and Click Save. NOTE - YOU MUST HAVE ADMIN ACCESS TO THE COMPUTER TO USE THIS WORKFLOW - STUDENTS DO NOT HAVE THIS ACCESS SO THIS IS NOT GOING TO BE A USEFUL WORKFLOW FOR STUDENTS.

Backup mac disk image