Recover Data from Unmountable HFS Partition

  • A feasible way to retrieve data from unmountable HFS partition
  • Involves simple steps to restore data from drives formatted with HFS file system
  • Runs on all OS editions of Mac and Windows
  • A well-suited solution to rescue data from formatted, unmounting, non-booting HFS volumes

The HFS file system offers better file accessibility on hard drive volumes and that is why most of the users set this files system with hard drive partitions on Mac OS X running computers. Dividing a hard drive into multiple HFS volumes is the best approach to save system files and user data separately. With this approach, it becomes easier to manage files on hard drive. However, sometimes a user may face data inaccessibility issue after the HFS partition fails to mount. This article is emphasized on this problem and also you will get the easiest solution to recover HFS partition data.

HFS partitions are not mounting

Sometimes, when user faces file system incompatibility issue and left with inaccessible hard drive volume. In such stage, they may try to convert file system of respective partition. While changing the file system, if user is done with any mistake, it could leave the partition unmountable. It is better to utilize third-party application to perform hard drive volume management operations on Mac system because most of the time, the user left with unmountable partition when Disk Utility failure occurs. Similarly, user may encounter the same problem due to an error during re-partitioning of existing partitions or by resizing them.

On Mac OS X, there is catalog file that is used to contain essential information about hard drive partitions. OS refer this catalog file to access particular volume. If the catalog file is corrupted, hard drive volume will become unmountable and data stored on that volume will not be readable to you.  Generally, the formation of bad sectors, abrupt system shut down and other logical errors are responsible for corruption to the catalog record. Apart from this, Mac OS X may be crashed suddenly or starts malfunctioning due to programming bugs, application faults, corrupted system files and other reasons. When OS is malfunctioning, chances are very strong that it will fail to mount hard drive partitions. To know more about this kind of data loss scenarios visit this link:

Before you come across such data loss calamity and left with unmountable HFS partition it is better to take some precautions prior to the data loss. Having a backup of valuable data on a removable storage drive is very helpful when HFS volume fails to mount. You can use this backup to recover data from unmountable HFS partition. Additionally, you can have a good HFS Partition Recovery application on your Mac computer. It will help you to restore lost data from HFS volume on MacBook and other Mac machines.

The HFS Partition Recovery tool

This software comes with promising features to perform unmountable HFS volume recovery on different Mac machines such as OS X Lion, Leopard, Snow Leopard, Mavericks, Yosemite, El Capitan, Sierra etc. It retrieves formatted, re-formatted, deleted, lost, unmountable HFS, HFSX, FAT partitions. The software has powerful drive scanning algorithm to restore kinds of files from hard drive volumes including videos, music, photos, application files and other documents. After a click on this link, you will get complete guidance to restore corrupt HFSX volume on Mac OS X Lion.

Steps to restore data from the unmountable HFS volume

Step 1: Download and install this software and then launch it on your Mac computer. From the main screen, select “Recover Drives/Volumes" option.

Unmountable HFS Partition Data Recovery - Main Window

Step 2: Now, you have to select HFS option from the next screen and then,  click on “Next" to proceed.

Recover Data from Unmountable HFS Partition - Select Volume

Step 3: After successful completion of data recovery process, the software displays files recovered from the HFS volume.

Restore Data from Unmountable HFS Partition - Recovered Data

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