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2 August 2023  John Weaver  Senior Program Developer
 

Summary
Learn how to easily recover data from a Mac mobile hard disk even if you accidentally delete files or experience disk failure. Discover a simple and practical method in this article.



Table of contents

table iconI. How to restore mobile hard disk data on a Mac computer?
table iconII. How to repair a damaged external hard drive on a Mac computer?
table iconIII. Suggestions to prevent data loss of mobile hard disk
external hard drive data recovery mac

I. How to restore mobile hard disk data on a Mac computer?

When we accidentally delete files in the mobile hard disk, or cause important data loss due to erasing the hard disk, the storage space occupied by the deleted/lost files will be marked as empty, which is the state where new data can be written. In this case, there is still a chance to recover the deleted data. at this time The hard drive should be stopped immediately , To avoid new data being stored and overwriting deleted/lost file data , and then use professional data recovery software to scan and restore it. The following will introduce a very practical data recovery software – Renee Undeleter , which supports the use of Mac and Windows systems.

1. What is Renee Undeleter?

Rene.E Laboratory ™ data recovery software It is a software specially used to restore various data files. When you accidentally delete important files, empty the recycle bin, or format the disk/storage, you can use this tool to retrieve the lost data. The software covers four functional modules, including file recovery, format recovery, partition recovery and image creation, which can help you solve all data loss problems in an all-round way. Regardless of the built-in hard disk, mobile hard disk, or SD card, U disk and other storage devices, as long as they can be successfully connected to the computer, you can use this software to scan and restore files. The software also supports previewing files to help users accurately find the files that need to be recovered.
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Image creation Create a partition image to read and back up data;

Supported devices SD card, SDHC, SDXC, USB flash drive, hard disk and computer.

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2. How to use Renee Undeleter to recover lost/deleted mobile hard disk data?

As a professional data recovery software, Renee Undeleter not only has comprehensive functions, but also has a very simple operation process. The specific operation steps are as follows:
Step 1: Download, install and run Renee Undeleter on a Mac computer, and select the (Format Recovery) option on the main interface.
Note: Do not install on the disk that needs to restore data, so as not to cause data overwriting.
Mac version choose formatted recovery option
Data recovery function introduction:
File Recovery – Quickly retrieve files lost due to accidental deletion or emptying the recycle bin.
Formatted Recovery – Quickly recover files lost due to inaccessible or formatted partitions.
Partition Recovery – Analyze and get partition information and perform a full scan of the entire partition.
Create Mirror – You can create a mirror image for a partition to back up the current partition state.

Step 2: Next select the hard drive from which you want to recover data. After the selection is complete, click (Next).
Select the partition to scan for the Mac version
Step 3: Then wait for the scan, the scan time will depend on the size of the hard disk partition. During the scanning process, you can double-click the file to preview it. If you have found the file you need to recover, you can check it and click the (Recover) button. At this time, the scan will be terminated to start recovering the file. You can also wait for the scan to end, select the files to be recovered from the scan results, and then click the (Recover) button to save the recovered files in other hard disks.
Mac version waiting to scan
If you still cannot recover the data through the above steps, the lost data may be overwritten by other data (in this case, the complete file cannot be successfully recovered), or the hard disk is damaged, please refer to the following hard disk repair methods to repair .
Kind tips If the mobile hard disk cannot be displayed or used normally on the Mac computer, please check the reasons and solutions for the Mac computer not recognizing the mobile hard disk.

II. How to repair a damaged external hard drive on a Mac computer?

Mac computer users can try to use Disk Utility to repair the damaged external hard disk, the specific steps are as follows:
Step 1: Find and click (Disk Utility) in the launchpad; you can also click (Finder) > (Applications) > (Utilities) to find and open (Disk Utility).
Open Mac Disk Utility
Step 2: Select your hard disk in the list on the left, and then select the (First Aid) function above.
Mac Disk Utility select disk
Step 3: After clicking (First Aid), a confirmation window will pop up, from which we can learn that the “First Aid” function will check the volume for errors and then repair the volume, please click (Run) to start the hard disk checking and repairing process.
Mac Disk Utility First Aid Function

III. Suggestions to prevent data loss of mobile hard disk

The data in the mobile hard disk may be lost due to improper removal, virus infection, impact, aging and other problems during use. Therefore, it is recommended to back up the data in the mobile hard disk frequently to prevent data loss.
There are two main methods for backing up the mobile hard disk. One is to periodically upload the important data in the mobile hard disk to various network disks, such as Baidu Netdisk, Google Drive, Microsoft OneDrive, etc.; the other method is to upload Important data in the mobile hard disk is backed up to other internal or external hard disks. After backing up the data in the mobile hard disk, if the data in the mobile hard disk is lost, you can still retrieve important data from the network disk or other hard disks.