By deduction, we know that is the 2nd partition partition our "E: data" in our case. Indeed, the first partition which is currently in RAW is at the beginning of the hard drive and must start at 0. As you can see, the quick search of TestDisk detects only one partition. Then, TestDisk display partitions detected in green on black background. In this case, TestDisk has detected the 2 partitions and their file systems : - the 1st in NTFS that starts at 0 and ends at To verify that TestDisk detects partitions correctly, we recommend you to press the p key option: P: list files to list files for the selected partition.
If the list of partition's files is displayed , is that the information concerning the selected partition are correct. Make this check also for other list of partitions to be sure that the files list is displayed. If this is the case, you can rewrite the partition table on the hard disk. Otherwise, quit the program to not lose the other partitions of the hard drive.
As you could see 2 images above, the first partition was detected as "Primary bootable" which means "primary partition" with the flag "boot" or active under Windows. It is possible that the partition boot sector is no longer good.
Boot sector. Status : Bad To repair it, you have 2 options :. By using the "Rebuild BS" option, TestDisk will generate itself the boot sector and compare it to the existing one. As the status of the boot sector is "bad" in our case, they are different. To repair it, select "Write" and press Enter. As requested by TestDisk, you must reboot your computer for the change to take effect by Windows.
Important : if one or more partitions of your hard drive have gone to RAW, your hard drive may be physically defective. Hard drive is the brain of a computer, because it stores all your data on a computer. However, hard drive can get problems sometimes. Hard drive issues like file system corruption, bad sectors, and mechanical issue are common and inevitable, as every hard drive dies eventually.
When your hard drive malfunctions, the severe consequence is disk data loss. So it is necessary to check hard drive health from time to time to avoid sudden data loss caused by hard drive issues. Well, how to perform HDD health check? Here are some hard drive test tools for Windows users to check and diagnosis hard drive issues. Many of you must have heard about CHKDSK, which is a very useful hard drive test tool for users to check and fix hard drive errors.
If the hard drive test tool finds hard drive errors, it will check and fix hard drive errors for you. If it says no errors found, you still can click on Scan drive on the pop-up window to test HDD. After it completed, you can check if your hard drive works as normal.
After that, type exit and hit Enter to close Command Prompt. Apart from Windows built-in hard drive test tool, you can also use some fabulous third-party hard disk test tools. When you search hard drive test tools on the Internet, you can see that there are various hard drive test tools. However, the good and the bad are intermingled. And you don't know which one is worth trying. It enables users to manage disks and partitions in a flexible way.
I will show you the detailed steps and screenshots one by one. The feature Check File System can help you check and fix file system errors. When file system is damaged, you are unable to access the data stored on hard drive. And you receive some error messages like you need to format the disk before you can use it. So it is necessary to utilize this hard drive test tool to repair file system errors on hard disk.
You can get the free utility for hard drive test by clicking the following button. Just download and install it on your computer. One of the strengths of TestDisk is the wide range of filesystems that are recognized by the tool. It can recover lost partitions that employ these diverse filesystems on the Windows , Mac , Unix and Linux platforms. The software also recognizes multiple disk partitioning schemes including:.
The developer does accept donations to assist in his maintenance and support efforts. The tool is meant to be used by individuals with varying degrees of computer knowledge and skills, but novices may be limited to using the tool to gather data for technical support to review.
An intuitive GUI such as that of Disk Drill simplifies the data recovery process and makes the tool more useful for the general computer user. TestDisk and PhotoRec can both be downloaded from this site. There are a number of different downloads for various operating systems.
Downloading the program should be fairly straightforward based on the OS that you are using. A note on running these programs on macOS computers. 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. I had to perform this task for both TestDisk and PhotoRec , but only for their initial execution. The disk is partitioned into two 8GB partitions named, aptly enough, partition1 and partition2.
Human error in action. We will use TestDisk in an attempt to recover partition2 and the data it contained. Despite 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.
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.
Luckily, such an alternative exists. You may like the free command line tools TestDisk and PhotoRec for your data recovery needs. It certainly can be useful in certain situations. We believe that Disk Drill offers a superior solution for data recovery needs on macOS and Windows machines. You can start recovering data with a few clicks using its graphical interface. This includes the ability to pause a scan or recovery and resume it at a later time with a single click.
When faced with a data loss situation , performing a simple recovery method is preferred over a complex one. In order to get the most out of TestDisk, you need to have a considerable amount of knowledge concerning disks and their formats. This is not the case with Disk Drill. Its advanced technology is nicely hidden behind the intuitive interface.
Recovery Vault and Guaranteed Recovery protect your data from accidental deletion or data loss. Files protected by these utilities are easily recoverable through Disk Drill. In comparison with my struggle attempting to recover the lost partition with TestDisk, the recovery process using Disk Drill was quick and painless. Here is the simple procedure that I followed.
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