In today’s world, external hard drives have been widely used as supplementary mass storage devices for Mac. It is always a good way to keep your valuable photos, videos and other files in an external storage device so that you can bring them anywhere. Then problem might come: What if you accidentally delete files in your external hard drive? What if files are lost from your formatted external hard drive? Or what if files become corrupted in your external hard drive?
When facing those annoying Mac external hard drive data loss issues, Mac users may ask: How do I recover files from a corrupted, broken or formatted external hard drive on Mac OS X? If you are lucky enough, you may have backup copy of lost files, and you can easily restore them from that copy. If not, you can still ask for help from a Mac external hard drive data recovery program.
To recover data from external hard drive on Mac OS X, you can take Recoverit Data Recovery for Mac as a try. This fascinating Mac external hard drive recovery software supports almost all brands of external hard drives, including Seagate, LaCie, Western Digital, Maxtor, Samsung, etc. It also supports to recover all types of files no matter whether they are deleted, formatted or corrupted from an external drive. Moreover, this Mac data rescue software allows you to retrieve files from external hard drives, even if they are corrupted, broken, formatted, dead, crashed or damaged.
This video tutorial demonstrates to you how to recover data from external hard drive on Windows. The steps are true of Mac OS X file recovery from external disk. You can also turn to the below text-based macos recovery guide.
Download and install Recoverit data recovery on your Mac computer. Launch Recoverit Data Recovery for Mac and follow the next simple steps to perform external hard drive data recovery on Mac OS X.
In this step you can choose a specific location where the files get deleted or lost. To recover data from Mac external hard drive, please select the drive letter for your external hard drive and click "Start" to scan data.
Recoverit will start an all-around scan. The "All-Around Recovery" mode will deep dig into your Mac external hard drive and piece the bits of your files together on it. It might take a little long time.
Now you can preview and check the found contents in the window after the scan. Then select files you need and click "Recover" to save them on your Mac.
To repair external hard drive on Mac, there are 2 options, Disk Utility and Terminal. Now, let's move on and take a look at how to fix external hard drive on Mac.
After repairing the external hard drive on Mac, turn to Part 1 to recover files from external hard drive. With Mac hard drive data recovery software, at least 96% of your data stored on external hard drive can be retrieved without any hassle and much effort. Also, it enables you to scan your external hard drive and preview files on your Mac before recovery.
Due to macOS High Sierra (macOS 10.13) requirement, Mac users are not allowed an access to the built-in system drive from any apps. Therefore, if you need to restore lost data from the system disk under macOS 10.13, please "disable System Integrity Protection" first.
How to disable "System Integrity protection"? Please follow the steps below.
Step 1 reboot the Mac and hold down "Command + R" keys simultaneously to boot OS X into Recovery Mode.
Step 2When the "OS X Utilities" screen appears, pull down the "Utilities" menu at the top of the screen instead, and choose "Terminal".
Step 3In the "Terminal" window, type in "csrutil disable" and press "Enter" then restrart your Mac.