[FIXED] The Disk Structure Is Corrupted and Unreadable -7 Ways

The disk structure is corrupted and unreadable” is a common error that usually occurs when connected your corrupted/damaged partition drive to a PC and try to access the data stored in it. You can receive this error either due to some logical or physical issues on your disk drive. However, it can be easily fixed by applying few troubleshooting fixes.

If you are encountering this error, then keep reading this post. Here, you will find the 7 proven ways to solve “disk structure is corrupted and unreadable” error along with its major causes.

So, let’s get started…

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What Does It Mean “The Disk Structure Is Corrupted And Unreadable”?The Disk Structure Is Corrupted And Unreadable

The disk structure is corrupted/unreadable simply means that the partition of the SD card, USB drive, hard disk or other storage media has been corrupted.

When you connect the corrupted external data storage media and your PC fails to access the partition then you can receive this error message.

Why Is My Hard Disk Corrupted And Unreadable?

Your external or internal hard disk might get corrupted and unreadable due to any of the below-mentioned reasons:

  • Corrupted or missing file system
  • Due to the connectivity issues
  • Lost or missing drive partition
  • Corrupted or incompatible disk drivers
  • Virus or malware attack
  • Hardware issues etc.

After knowing the possible causes of “the disk structure is corrupted and unreadable” error, it will become easier for you to troubleshoot this issue with the below listed methods.

How To Fix The Disk Structure Is Corrupted And Unreadable Error?

Video Guide: The Disk Structure Is Corrupted And Unreadable

Fix 1: Unplug & Re-Plug The Corrupted Or Unreadable Device

Firstly, we would like to recommend you some basic troubleshooting tricks to fix the disk structure is corrupted and unreadable USB drive, Pendrive, SD card, etc.

NoteThis method will only solve the error when it occurs due to incorrect ejection, power surge, and connection issues between the removable device and PC.

#1- Unplug & then reconnect the corrupted or unreadable pendrive, USB, or other external hard drives to the computer and check whether it is accessible.

#2- Change the USB port/cable and get the new one.

#3- Connect an unreadable storage device to another PC or laptop.

If these fixes don’t work, you can try further solutions.

Fix 2: Run The Check Disk Command (CHKDSK)

Most of the time, it happens that due to corrupt file systems, you can receive different drive-related errors on your Windows PC.

This error is also related to disk-related issues, so you should try Windows utility to resolve the disk structure is corrupted/unreadable command prompt. In order to run the chkdsk, follow the below-given steps:

  • Connect your external hard drive that is showing this unreadable error to the Windows PC
  • Next, go to the Start menu & type CMD in a search box.
  • Then, find and tap the Command Prompt then tap Run as the Administrator option on the right-side pane.

The Disk Structure Is Corrupted And Unreadable

  • After this, simply type chkdsk /f /r x command >> hit Enter. (Note– Here, replace x by assigning the drive letter of a drive).

chkdsk E: /f

[Please NOTE]: Do not forget to type parameters /f /r. Running the chkdsk without /f /r parameters shows only status of a drive & does not deal with any errors.

After finishing these steps, check if a ‘disk structure is corrupted’ issue is fixed.

Also Read: Fix “The File Or Directory Is Corrupted And Unreadable” Error

Fix 3: Use Error Checking Utility To Fix The Disk Structure Is Corrupted And Unreadable Pendrive/USB

Windows system has various in-built tools to check & fix disk-related issues. One such tool is the Error Checking utility. You can run this tool for solving the disk structure is unreadable or corrupted’ error by following the below instructions:

  • Connect your external hard drive to Windows PC
  • Go to My Computer/This PC
  • Make right-tap on a corrupted drive >> select Properties
  • Then, choose Tools >> click a Check button


  • Now, the Error Checking utility starts scanning a drive & fixes the error if any.

error checking tool

  • Once the process is over, reboot your PC & check whether you can access a drive now.

Fix 4: Run Hardware & Device Troubleshooter

Let me tell you, the Hardware & Devices Troubleshooter is by default disabled on the Windows 11 PC. So, when you navigate to Windows Settings >> System >> Troubleshooter option >> Other Troubleshooter, you wouldn’t locate the Hardware & Devices Troubleshooter option there.

The Disk Structure Is Corrupted And Unreadable

In such situation, you have to enable this option and then scan for hardware-related issues. To resolve the disk structure is corrupted and unreadable Windows 10/11 by running Hardware & Devices Troubleshooter, follow the below steps:

  • Go to the Start menu & type CMD in a search box.
  • Find and tap on Command Prompt Run as the Administrator option on the right-side pane.


  • Once the command prompt window appears run the below command:

msdt.exe -id DeviceDiagnostic

msdt.exe -id DeviceDiagnostic

  • Now, it shall launch Hardware & Devices Troubleshooter then you have to hit on Next to begin the process.

the disk structure is corrupted and unreadable

  • Now, you need to wait till process is over.
  • After that, follow the screen’s instructions to fix the error.
  • When the fixing process gets finished, restart your PC & see if your issue is resolved now.

Fix 5: Assigning A Drive Letter

As you know, this error is generally occurring because of a corrupted or missing drive partition. In such a situation, assigning the file system/drive letter might help you to troubleshoot this error.

Here is how you can easily assign a drive letter:

  • First of all, press the Win + X keys at the same time, find and open the Disk Management.
  • Under the Disk Management, you need to choose a drive that you need to change a drive letter.
  • Make right-click on a drive & select Change the Drive Letter & Paths >> select Change.

the disk structure is corrupted and unreadable

  • In a next pop-up window just set the new USB drive letter.

Assign The New Card Drive Letter

  • Lastly, click on OK and finish the process.

Also Read: Fix the Disk Is Write Protected USB Error (Full Guide)

Fix 6: Uninstall & Reinstall The Disk Drive

The corrupt disk drive is another possible reason that can lead to ‘bootrec /rebuildbcd the disk structure is corrupted and unreadable’ error. So, to solve this, you need to connect your hard drive with a PC & reinstall disk drives.

To do so, follow the below easy steps:

  • Firstly, press the Win + X keys together, find & open the Device Manager.

the disk structure is corrupted and unreadable

  • Go to the Portable Devices then choose a problematic drive.
  • Make a right-tap on a driver & choose the Uninstall device.
  • You will get one popup message on your screen asking you for a confirmation drive uninstallation process.
  • Tap on Uninstall and finish the process.

Uninstall Device

  • Navigate Menu bar & tap on Scan for the hardware changes and reinstall disk drive.

Scan for the hardware changes

Now, check if the problem is resolved.

Fix 7: Format The Corrupted/Unreadable Drive

Even after trying the above approaches if the disk structure is corrupted and unreadable SSD/HDD error still persists, try this method. Yes, formatting the faulty drive is one of the best ways to logical problems of the drives and makes them readable again.

Note: Don’t forget to keep a backup of your data storage media before formatting. The formatting a drive process will erase all the data stored within the drive.

Follow the below steps to format your memory card/USB drive easily:

1: Just click on “This PC” option.

2: Make right-click on a disk that throws the error message >> choose “Format” option.

the disk structure is corrupted and unreadable

3: Now, assign the file system to a drive & click “Start” button.

  • For an External or Internal Hard Disk, you need to choose an NTFS file system
  • For SD cards, USB drives, you need to choose FAT32 or exFAT.

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Frequently Asked Questions:

Can You Fix A Corrupted Disk?

Yes, the corrupted or unreadable hard disk can be easily fixed by formatting the drive. If the logical hard drive corruption is caused by a corrupted or damaged file system, formatting the partition of the drive will correct this.

How Do I Fix Disk Structure Is Corrupted And Unreadable?

You can easily fix a disk is corrupted issue by trying the below troubleshooting tips:

  • Unplug & re-plug your external HDD, SDD or USB flash drive
  • Run the check disk scan (CHKDSK)
  • Run the hardware & device troubleshooter
  • Reinstall the hard drives
  • Format a corrupted external hard drive.

How Do I Fix An Unreadable Or Corrupted Directory In CMD?

In order to fix an unreadable or corrupted directory in CMD, you need to right-click the Command Prompt & choose ‘Run as an Administrator’ option. After that, you have type the command: chkdsk /f h: >> press Enter key. (You have to replace h: by an unreadable drive letter.)

How Do I Recover An Unreadable External Hard Drive?

If you are creating backup of your entire crucial file on another data storage media or PC regularly then you are lucky enough. You can easily restore the deleted hard drive data from the created backup folder. In the absence of backup, you can try data recovery software stated above in this post.

Bottom Line

So, guys, this is all about how to fix disk structure is corrupted and unreadable Windows 10/8/7. All the aforesaid solutions are very effective and one of these methods will surely help you to get rid of this error without any hindrance.

We hope, you liked this post, if so then do not forget to share it with others who are also going through the same error.