DMG File Recovery – How to Recover DMG Files on Mac OS X

Somei LiamUpdated by Somei Liam / Dec 30, 2020 09:20

DMG or Apple Disk Images are used for software distribution over the Internet. It is useful to store disk images with optional data compression and encryption. How to recover DMG files on Mac OSX deleted by mistake? Similar to recover images or other file formats, you only need to choose a DMG file recovery to get back the file with ease.

What is the best DMG file recovery to retrieve lost or damaged Apple disk images? When you get back the deleted DMG files, you might not able to open the files. Is there a way to repair the DMG files with ease? Just learn more about the information from the article now.

how to recover dmg files on macos x

Guide List

1. How to recover DMG files on Mac OSX

When you lost some important DMG files, whether the files are deleted by accident or corrupted, FoneLab Data Retriever is an ultimate solution to retrieve DMG files on Mac with ease. Moreover, it provides both Quick Scan and Deep Scan to ensure you can retrieve everything back on your Mac. You can find deleted, hidden and disappeared files for Mac data recovery and other crashed issues. For this problem, you also can refer to recover your hidden files on Mac.

  1. Retrieve DMG, RAR, ZIP, SIT and other useful compressed files on Mac.
  2. Restore data from Mac, hard drive, memory card, flash drive and more.
  3. Provide both Quick Scan and Deep Scan modes to retrieve files with ease.
  4. Keep the original data on your Mac privately without storing or modifying.
FoneLab Data Retriever
FoneLab Data Retriever

FoneLab Data Retriever - recover the lost/deleted data from computer, hard drive, flash drive, memory card, digital camera and more.

  • Recover photos, videos, contacts, WhatsApp, and more data with ease.
  • Preview data before recovery.

Step 1Download and install DMG file recovery on Mac. Launch the program on your computer and choose the Mac Data Recovery option. If you need to recover a DMG from external hard drive, you can connect the device to Mac beforehand.

launch mac files recovery software

Step 2Choose the Document and Others option in order to retrieve DMG files on Mac OSX. After that you can select the desired hard drive or external devices. If you want to get the DMG files within a short period, you can enter the path for the deleted file

choose file type

Step 3Click the Scan button to quick scan the deleted DMG files from the desired hard drive or device. After the scanning process, you can preview the files within the program. Simply search for DMG to locate the desired file from all scanned files.

recover dmg mac

Step 4If you are satisfied with the result, you can click the Recover button to retrieve DMG file on Mac OSX. Now you can double click the DMG files to extract the files accordingly. Just make sure there is enough space for the output DMG.

Note: Besides the Quick Scan mode, you still have another chance to retrieve more files with Deep Scan mode. It takes a period of time to retrieve all the files on Mac. Just have another try if you cannot get the desired DMG file.

2. How to repair DMG files on Mac OSX

What should you do if you find the DMG files are corrupted or damaged? Even if you retrieve deleted DMG files to Mac, you still cannot open the DMG files on Mac. Here is the detailed process you should know to repair or reverse DMG files back on Mac.

Step 1Just have another copy of the DMG files before repairing. As for the case, even if you cannot retrieve the data from DMG files on Mac, you still have another chance to get back the files.

Step 2Launch Disk Utility and choose the DMG files from the left menu. Click the First Aid option to have disk verification. It will repair and recover DMG files on Mac OSX.

Step 3If the problem is related to the image structure, you can mount the image when booted into Safe Mode. Of course, try mounting the image in another operation system is also allowed.

Note: If the problem still exists, you can also try to resize the image. You can resize both image and partition since these will target different parts of the image structure.

repair dmg files


The article shares the ultimate solution to recover DMG files on Mac, or even repair the damaged or corrupted DMG files. Just follow up the instruction and get the desired files from Mac with ease. In order to protect the DMG files, it is recommended to turn on the Time Machine to backup the files or even upload the files to cloud service instead.

In addition to the above situation, if you also encounter recover files problems after reinstalling Mac OS X, you can refer to this article: Possible way to recover files after reinstalling Mac OS X.

If you have any other query about how to recover DMG files on Mac OSX, you can feel free to leave comments in the article.

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