The Disk Structure Is Corrupted and Unreadable

 
Commonly, when connecting an external hard drive or USB drive to a computer and accessing the disk partition in Windows Explorer, you can find an error pops out showing: “X:\ is not accessible. The disk structure is corrupted and unreadable.”
 

 
As a matter of fact, this error refers to a hard disk issue. When you try to access the disk partition which has a corrupted and unreadable disk structure, this issue happens and then you fail to access the data. Why? To be specific, this error can be caused by data corruption or the hard drive’s Master File Table (MFT). If you are suffering from drive not accessible, what should you do to solve it? Don’t be distraught. In this post, we will come up with four possible solutions. So, just try them one by one to get rid of the trouble.
 

How to Fix Location Is Not Available

Method 1: Check File System

 
When the disk structure is corrupted and unreadable issue happens, firstly you can choose to check your hard drive whether there are some file system errors. Here, we recommend MiniTool Partition Wizard to you since this dedicated partition magic have a special feature for this job in Windows 10/8/7.
 
1. Run MiniTool Partition Wizard and enter the main interface. Select the target partition, and choose Check File System.
 

 
2. Then select Check & fix detected errors and click Start.
 

 
After that, you can restart your computer and then access the partition again.
 

Method 2: Uninstall and Reinstall the Disk Drive

 
Under some circumstances, drive not accessible issue is caused since there is a simple hiccup between the software and hardware, allowing Windows OS to communicate with the disks. Then, you can try to fix this issue by uninstalling and reinstalling your disks.
 
Just enter Device Manager, find the disk which shows the corrupted and unreadable disk structure to choose Uninstall option. Then follow the following instructions to complete the work.
 

 
Note: This solution is not suitable for the system disk. If your system partition is inaccessible, skip this way.
 

Solution 3: Recover Data from the Corrupted and Unreadable Partition

 
Usually, there are some data on the target partition, but when the error happens, you are not allowed to access the partition. In this case, you can choose to recover the data from the accessible partition. Fortunately, MiniTool Power Data Recovery can be used to perform disk structure is corrupted and unreadable recovery. Try its Damaged Partition Recovery for this job.
 

 

Solution 4: Disk Surface Test

 
If all those ways are not useful to fix corrupt master file table, it is possible that your hard drive has bad sectors. Just use MiniTool Partition Wizard to do a disk surface test. If so, just send it to the professional person for a repair.
 
Until now, four ways are introduced here. If you need to learn the detailed about this issue, refer to this post Quickly Fix – The Disk Structure Is Corrupted and Unreadable.