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DOWNLOAD TESTDISK FOR MAC SOFTWARE
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It certainly can be useful in certain situations.

DOWNLOAD TESTDISK FOR MAC FREE

You may like the free command line tools TestDisk and PhotoRec for your data recovery needs. It was certainly not an enjoyable experience and I suspect that many users would have given up and searched for another alternative to fix their lost partition. As a result, your lost partition will be written to the source disk and you will be able to access it in Finder.ĭespite having to refer to the TestDisk Guide webpage numerous times, I was eventually able to navigate through the command-line structure to perform the partition recovery.

Proceed with the recovery by following the prompts.

Select the partition that will be recovered and press "Write".

Follow-up with a "Deeper Search" to find the missing partition.

Perform a "Quick Search" for the missing partition.

When the disk analysis is complete your disk structure is available for review.

Select "Analyze" to see the disk structure.

EFI GPT was pre-selected as TestDisk had detected that type of partition. In my case, I needed to go into Disk Utility and unmount the partitions. When you are returned to the program you see a message indicating that there is no warranty with this freeware.

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Enter your administrator’s password when prompted.

Select "Create" to create a new log file.

These are the steps used in this data recovery exercise: We will use TestDisk in an attempt to recover partition2 and the data it contained. While trying to learn more about the Disk Utility application I “inadvertently” erased partition2, losing close to 4GB of data in the process. Then I put on my “bad user” hat and acted out a typical scenario that can lead to the need for data recovery software.

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The disk is partitioned into two 8GB partitions named, aptly enough, partition1 and partition2.Įach partition had about 50% of its capacity used as I simply copied over the contents of my current Download folder to each partition so there was something to test.

DOWNLOAD TESTDISK FOR MAC SOFTWARE

The disk we will use to test the software on is a Wilk USB disk with a capacity of 16GB. We will perform this TestDisk tutorial using a MacBook Air circa 2015 running Mojave. I had to perform this task for both TestDisk and PhotoRec, but only for their initial execution. The first time you attempt to start the application you may need to modify your security settings if you are restricting apps from unknown developers from running. Expanding that folder revealed a number of files including the executable files for TestDisk and PhotoRec.Ī note on running these programs on macOS computers.

Click on the file to uncompress it which created a folder titled testdisk-7.1-WIP.

Clicking on the big green button offering TestDisk 7.1 resulted in a file named _2 being saved to my Mac’s download folder.

Let’s take a closer look at the features of this data recovery software and highlight some of its pros and cons. Intel Partition Table (master boot record).The software also recognizes multiple disk partitioning schemes including: It can recover lost partitions that employ these diverse filesystems on the Windows, Mac, Unix and Linux platforms. One of the strengths of TestDisk is the wide range of filesystems that are recognized by the tool.

It is included as a separate application in the TestDisk download. You can also use TestDisk to generate information concerning a corrupted drive which can be used for troubleshooting by technical support specialists.Ī companion program called PhotoRec is more suited to recovering individual files, although that can be accomplished with TestDisk. The application’s main purpose is to recover lost disk partitions and fix bootable disks that are no longer booting correctly. It is fully Open-Source software and is distributed under the terms of the GNU General Public License. TestDisk is a freeware data recovery tool developed and maintained by Christophe Grenier. In addition to relying on backups that you have taken to protect your system, there are a variety of data recovery tools available that can help you resolve the issue. In cases where the data is important, you may be forced to attempt a recovery. If you use computers extensively there is a good chance that eventually you will be faced with a situation involving data loss.