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Fix "File System Verify or Repair Failed" on Mac

"File System Verify Or Repair Failed" error happens mostly on external hard drives because of the damaged hard drive. Such failure may also lead to data loss. How to fix this error? How to restore the data when it causes data loss? This article will tell you the answers.


First Aid in Disk Utility is a Mac built-in tool to detect and repair hard disk. Whenever we find any problem on a drive, the first solution is to run First Aid. But First Aid can only fix some minor errors. It can't repair some severe problems due to serious file system corruption, such as the "file system verify or repair failed" issue.


When meeting the "file system, verify or repair failed" error on the external hard drive, don't be mad. Calm down and recover data first.

How to recover data from the hard disk

Bitwar Data Recovery for Mac is a professional Mac data recovery software that can restore lost data from the drive with only a few simple clicks. It can be used in various data loss situations, such as system crash, disk formatting, virus attack, file deletion, and other unknown reasons on mac. Anyway, whenever you, unfortunately, face data loss issues, you can turn to Bitwar Data Recovery for help.


Download and install Bitwar Data Recovery for Mac by clicking the icon below, and then launch it on your Mac OS X. The software is compatible with OS X 10.11 and later.
 
Tips: For the latest macOS 10.13 (High Sierra) system requirements, Mac users are not allowed in the access to system disk from apps. If you want to recover data from the system disk, please disable the system feature "System Integrity Protection (SIP)," follow the guide on How to Disable System Integrity Protection (SIP) in macOS High Sierra (macOS 10.13)? 

Step 1: Select the disk

Step 2: Select the Scan Mode 

Step3: Select the file type

Step 4: Preview, recover and save files

Result

How to fix the "file system verify or repair failed" error?

Solution 1: Fix "file system verify or repair failed" error via FSCK command

If Disk Utility is unable to repair a hard disk, then the FSCK command line should be your next choice, which is a tool for checking the consistency of a file system.
 
        1: Restart our Mac computer and hold down "Command+S."
        2: Some white text will scroll by quickly. When it stops, type in "/bin/fsck –fy", then press "Enter".
        3: Type in "/bin/fsck_hfs -fy /dev/drive letter (for example disk 2)". FSCK will check the file system and attempt to repair any damage that it finds on a hard drive.
        4: After checking and repairing the file system, type "reboot" into the command prompt and press "Enter" to reboot mac.

Solution 2: Fix "file system verify or repair failed" by reformatting

After external hard drive data recovery completed, we can reformat the drive so that it can be usable again.
 
        1. Launch Disk Utility.
        2. Select the external hard drive on the left part of the window.
        3. Click "Erase" on the top of the window.
        4. Complete related information (name, format, scheme), then click "Erase" to reformat the drive.
 
By following the solution, as mentioned earlier, you can quickly resolve the issue.


Why not have a try?


Please refer here for more about Mac data recovery.



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