Saturday, 15 Jun 2024
Technology

The Disk Macintosh HD Can’t Be Unlocked? Here Are Solutions

enter a password to unlock the disk macintosh hd

Have you ever encountered the error “The disk Macintosh HD can’t be unlocked”? While Apple is a highly robust technological system, some issues can still occur. Several users have reported this error.

The error means users cannot manage the Macintosh HD drive, which is locked. This storage drive contains several applications and files, but users only have read-only volume access. When the Macintosh HD appears locked, users cannot create, delete, or edit files here.

Why Can’t the Disk Macintosh HD Be Unlocked

There are several reasons why the “The disk Macintosh HD can’t be unlocked” error occurs. Let’s take a look at the causes:

  • 🗝️ Incorrect or forgotten disk password
  • 💼 Corrupted file system or encryption data
  • 📀 Hardware issues, such as a failing hard drive
  • 💻 Incompatible or outdated macOS version

The primary reason for this error is an incorrect password. An incorrect password can lead to the disk being locked. In this case, the ideal solution is to ensure you have a physical copy of the password safely stored somewhere.

The damaged or corrupted file system can sometimes lead to a disk-locked error. You can remove the files or repair the disk issues via Disk Utility.

Sometimes, hardware problems can lead to a locked Macintosh HD disk error. If the hard drive is damaged or corrupted, you may need to replace it. If you cannot understand the issue, it is recommended to get in touch with experts.

If you have an outdated macOS, that could be the reason for the “The disk Macintosh HD can’t be unlocked” error. If the hardware and software are incompatible, issues are bound to arise. It is essential to understand the hardware-software compatibility.

Let’s explore 5 different solutions to fix the “The disk Macintosh HD can’t be unlocked” error. Before applying any of these solutions, make sure to safeguard your data.

5 Solutions to Fix the Disk Macintosh HD Can’t Be Unlocked Error

There are multiple solutions users can apply to fix the error. However, data security is critical, so always make sure to back up your data before proceeding with any of these solutions. Here are the solutions:

  • Solution 1. Erase the Redundant Volume
  • Solution 2. Repair disk issues using Disk Utility
  • Solution 3. Update macOS to the latest version
  • Solution 4. Delete extra duplicate volumes
  • Solution 5. Seek professional data recovery services
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Solution 1. Erase the Redundant Volume

You can try erasing the redundant volume to see if the problem is fixed. Follow these steps:

Step 1. Enter the macOS Recovery Mode by pressing Command + R keys.

Step 2. Go to “Disk Utility”.

Step 3. Select the “View” menu.

Step 4. Click on “Show All Devices”.

Show All Devices

Step 5. Here, you will see a list of all the drives and disks.

Step 6. Select “Macintosh HD”.

Step 7. Click the “Erase” button.

Step 8. Enter the name and format of the drive.

Step 9. Click the “Erase” button.

Step 10. If asked, provide the Apple ID details.

Step 11. After it’s done, return to the Utilities window to reinstall macOS.

Solution 2. Repair disk issues using Disk Utility

One of the best solutions is to repair disk issues with Disk Utility. For that, you can run First Aid. Follow these steps:

Step 1. Enter the macOS Recovery Mode.

Step 2. Go to “Disk Utility”.

Step 3. Select the “View” menu.

Step 4. Click on “Show All Devices”.

Step 5. Here, you will see a list of all the drives and disks.

Step 6. Select “Macintosh HD”.

First Aid

Step 7. Click on “First Aid”.

Step 8. Wait for the check to complete.

Step 9. Reboot the system.

Now check if the issue is resolved or not.

Solution 3. Update macOS to the latest version

Updating macOS to the latest version can fix the disk-locked error. Follow these steps:

Step 1. Click on the “Apple menu”.

Step 2. Select “System Settings”.

Step 3. Go to “General”.

Step 4. Choose “Software Update” on the right-hand side.

Alternatively, you can go to “System Preferences” from the Apple menu and select “Software Update”.

💡 Note: If any updates are available, download and install them immediately.

Solution 4. Delete extra duplicate volumes

Deleting extra duplicate volumes might resolve the problem. Here are the steps:

Step 1. Open “Finder”.

Step 2. Choose “Go” from the menu and click on “Utilities” from the drop-down menu.

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Step 3. Open Terminal.

Step 4. Enter cd ~/Downloads (Here, Downloads is the place where you want to locate the duplicate files).

Step 6. Hit Return.

Step 7. Now, type - find . -size 20 ! -type d -exec cksum {} ; | sort | tee /tmp/f.tmp | cut -f 1,2 -d ' ' | uniq -d | grep -hif - /tmp/f.tmp > duplicates.txt.

Step 8. Hit “Return”.

Step 9. Open duplicates.txt.

Step 10. You will get a list of the duplicate files.

Step 11. Check and delete the duplicate files manually.

Solution 5. Seek professional data recovery services

Lastly, you can opt for professional data recovery services. Various software solutions can help you unlock the disk and restore lost data. One highly efficient software solution is the EaseUS Data Recovery Wizard for Mac, which is trusted and user-friendly.

Recover Data from macOS When It Stuck

The Mac being frozen is a terrifying scenario, and it may lead to data loss if you end up erasing and reinstalling macOS. In such cases, it is recommended to use powerful data recovery software.

The EaseUS Data Recovery Wizard for Mac is a reliable and user-friendly data recovery tool. It helps users restore data in various situations and allows for the recovery of different data types with ease. Its simple user interface makes it a favorite among beginners too.

Highlights:

  • Recover and repair corrupted files, videos, photos, documents, emails, etc.
  • Restore data from Mac-based devices like SSD, HDD, fusion drive, etc.
  • Send restored data to cloud storage services such as Google Drive, Dropbox, etc.
  • A team of IT experts ready to offer assistance whenever you need it.

How to recover data from macOS when It is stuck?

Follow the detailed instructions below to recover data from a frozen Mac:

Step 1. Install and run EaseUS Data Recovery Wizard for Mac on another Mac computer, and select “Unbootable Mac > Start”.

Step 2. Choose a prepared USB drive to create the bootable disc and select “Next” to start creating the bootable disk.

Install and run EaseUS Data Recovery Wizard for Mac to Create Bootable USB

Step 3. The program will create a 2GB space and save the boot files. The rest of the space on the USB can be used for storage.

Create a 2GB space

Step 4. Once the creation is complete, follow the guide to boot the corrupted Mac from the bootable disc and start the recovery. It is recommended to restore the data to an external hard drive.

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Boot the corrupted Mac from the bootable disc

Step 5. After booting the Mac, launch EaseUS Data Recovery Wizard for Mac. Select the disk location where you lost data, and the recovery tool will scan for lost files automatically.

Note: Before data recovery, it is advisable to create a backup of your Mac to avoid further data loss. After backing up, the software can recover data from the Mac backup, and your computer can write new data again.

Final Words

“The disk Macintosh HD can’t be unlocked” is a common Mac error that prevents users from accessing and managing the hard drive. The error can be caused by various reasons such as forgotten passwords or corrupted files. However, there are multiple solutions available to resolve the problem.

For instance, you can try erasing the redundant volume or repairing disk issues using Disk Utility. Updating macOS to the latest version can also fix the disk-locked error. If you encounter data loss while applying these solutions, consider using EaseUS Data Recovery Wizard for Mac. It is a powerful, easy-to-use, and reliable data recovery software.

Download and install EaseUS Data Recovery Wizard for Mac to recover your lost data!

The Disk Macintosh HD Can’t Be Unlocked FAQs

Using these methods, you can resolve the “The disk Macintosh HD can’t be unlocked” error. Read the questions and answers listed below to know more.

1. Why does my Mac say Macintosh HD data can’t be unlocked?

There are several reasons why your Mac says Macintosh HD data can’t be unlocked. It can be due to a wrong password, corrupted files, an out-of-date macOS, or hardware problems.

2. What does the disk Macintosh HD can’t be unlocked mean?

“The disk Macintosh HD can’t be unlocked” means that users cannot manage the hard drive. It prevents users from accessing or changing the files and apps present within the drive.

3. How do you unlock Macintosh HD encrypted disk?

You can unlock Macintosh HD encrypted disk by running disk repair from the Disk Utility option. To do this, enter the Recovery Mode. Different models have different steps to access the Recovery Mode.

4. How to change the password to unlock the disk Macintosh HD data?

To change the password to unlock the disk Macintosh HD data, you can reset the password using the Terminal window. Type the resetpassword command and press Return in Terminal.