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[Fixed] Drive Is Not Accessible – Access Is Denied on Windows 11/10

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  • 8 min read

D Drive is Not Accessible? Fixed It in Minutes!

Have you ever been greeted with the frustrating pop-up declaring “D Drive is Not Accessible – Access is Denied” when trying to open your files? It can be a real headache for Windows users. Fret not! In this guide, we’ll explore the reasons behind this error and provide practical, user-friendly solutions to regain access to your drive. We’ll also discuss preventive measures to avoid such obstacles in the future. Let’s get started, shall we?

Part 1: Overview of the ‘Drive is Not Accessible’ Error

1.1 Symptoms of the ‘Drive is Not Accessible’ Error 

Typically, the ‘Drive is not accessible’ error occurs when there is an issue accessing a storage drive or device on a computer. Additionally, this Windows error is often accompanied by different additional messages. Here are some common ones:

  • X:\ Drive is not accessible – The parameter is incorrect.
  • X:\ Drive is not accessible – Access is denied.
  • X:\ Drive is not accessible – The file or directory is corrupted and unreadable.
  • X:\ Drive is not accessible – Incorrect function.

1.2 Reasons behind the ‘Drive is Not Accessible’ Error 

When faced with the error message “D Drive is not accessible”, it’s important to diagnose the specific cause and then take appropriate steps to resolve the issue. Here are various reasons contributing to this error:

  • Drive letter conflict
  • Corrupted file system on the drive
  • Outdated or incompatible disk drivers
  • Drive partition corruption
  • Physical connection problems
  • Virus or Malware Infection

If you have no clues and there’s no need to worry, try the following solutions one by one to see if they are effective.

Part 2: Recover Lost Data When Your Drive Is Not Accessible

Many Windows users have complained on help sites that they lost important files after fixing the ‘Drive is not accessible’ error. Indeed, this is a valid concern as common solutions often involve formatting. Therefore, the first step you should take is to recover and back up the data stored on the drive.

Tenorshare 4DDiG is a user-friendly and effective tool that can assist you in recovering file from inaccessible drives. The reason it’s better than other recovery tools is that it supports more than 2000 file types, including emails, documents, audio, etc. Additionally, It is also suitable for all data loss scenarios, such as accidental deletion, formatting, hardware failure, virus attacks, and more.

Just 3 simple steps to recover lost data from your problematice drive:

Step 1: Open the 4DDiG Data Recovery tool and choose the inaccessible drive from the main interface. Click on the “Scan” button to proceed.

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Step 2: 4DDiG will thoroughly examine the selected drive to locate any missing data. After a quick scan, the software will automatically proceed with a deep scan. If you have already found the lost files you need, you can pause or stop the scan at any time.

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Step 3: You are able to preview the scanned files and then retrieve them to a secure location. Don’t save the recovered files to the drive where you initially lost the data.

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Part 3: Proven Ways to Fix the ‘Drive is Not Accessible’ Error on Windows

Fix 1: Perform Basic Checks

Before delving into advanced solutions, we highly recommend performing some basic checks. For instance, you might forget to unlock the hard drive before attempting to access it. That’s why the error message ‘Drive is not accessible – Access is denied’ is displayed on the screen. On the other hand, it is necessary to confirm that the hard drive is correctly connected to your PC.

Fix 2: Adjust the Owenrship

You’ll recevie the error message “Drive is not accessible – Access is denied” if you lacks the required permissions to access or use the drive. Follow thest steps to take back your ownership:

Step 1: Right-click on the problematic drive and choose “Properties” from the context menu.

Step 2: Go to the “Security” tab >”Edit” >”Add.”

Step 3: Type Everyone into the box. Now, click “Check Names” to validate and then click “OK.”

Step 4: In the “Permissions for [Drive Name]” window, select the “Everyone” group from the list.

Step 5: Check the box next to “Full Control” to grant full permissions to the “Everyone” group.

Step 6: Save the changes by clicking on the “OK” button.

Fix 3: Change the Drive Letter

As mentioned before, drive letter conflict is one of the culprits behind the ‘D drive is not accessible’ problem. To fix it, follow these steps:

Step 1: Right-click on the Start button and choose “Disk Management” from the menu. (D drive in this case)

Step 2 :Right-click on thedrive that currently has the D letter. Then, select the “Change Drive Letter and Paths” option.

Step 3: Click “Change” and assign a new letter to the drive (other than D).

Step 4: Confirm the changes and exit.

Fix 4: Scan and Repair Disk Errors

If you encounter an error message other than ‘Drive is not accessible – Access is Denied,’ it’s likely that the file system of your drive is corrupted. In such cases, CHKDSK, a built-in Windows command-line tool, can be a lifesaver. Here is how to use it to repair disk errors: 

Step 1: Select “Command Prompt (Admin)” after performing a right-click on the Windows Start button.

Step 2: Type the chkdsk X: /f /r command and hit Enter. 

Note: Replace “X” with the drive letter of the problematic disk.

Step 3: If errors were found and fixed, CHKDSK will display a summary of the changes.

Step 4: Restart your computer and try to access the affected drive again.

Fix 5: Format the Problematic Drive

When all other methods fail to resolve the “Drive is not accessible” issue, the only way out is to format the disk. The good news is that you have successfully recovered important files from the disk, so there is no need to worry about the potential risk of data loss. Here is how:

Step 1: To open File Explorer, press Windows + E keys together. Locate the affect drive, Right-click on it, and select “Format.”

Step 2: Now, you need to choose the file system. NTFS is typically recommended.

Step 3: Check the “Quick Format” option. Then, Click on the “Start” button to proceed. 

Step 4: A warning message from Windows will pop up, click “OK” to begin the formatting process.

Step 5: Recover deleted data from your backup.

Part 4: Tips for Maintaining the Health of Your Hard Drive

That’s all about how to resolve the ‘Drive is not accessible – Access Is denied’ issue on Windows 11/10. To avoid similar problems in the future, it’s crucial to monitor and maintain the health of your hard drive. Here are some helpful tips for you:

  • Hard drive failures are inevitable, so regular data backups are essential. 
  • Regularly run disk-checking tools because bad sectors may appear on your hard drive over time.
  • Employ robust antivirus and antimalware tools and keep them updated.
  • If possible, keep the hard drive usage space below 70-80%.
  • Consider using coolers or fans to prevent your computer from overheating.

Final Words

In conclusion, your drive is not accessible due to various reasons, such as file system corruption, hardware failure, malware, and more. If this error is accompanied by the additional message ‘Access is denied,’ first check whether the drive is encrypted and ensure that you have sufficient permissions to access it. Before attempt any fixes, remember to recover data from your drive with reliable tools.


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