BitLocker for Mac: How to use BitLocker encrypted drive on Mac?

Updated by Tim to BitLocker for Mac Tips on April 8th, 2021

On this article, you will learn how to use a BitLocker encrypted drive on your Mac, including:

1. How to encrypt a USB drive on Mac via BitLocker?
2. How to open a BitLocker encrypted drive on Mac
3. How to turn off BitLocker encryption from USB drive?
4. How to format a BitLocker encrypted drive
5. How to recover data from BitLocker encrypted USB drive
6. BitLocker for Mac FAQ

How to encrypt a USB drive on Mac via BitLocker?

As we know, BitLocker is the most truely secure encryption solution built-in Windows.

Microsoft only released BitLocker for Windows version and has not implemented BitLocker for Mac version, but using BitLocker to encrypt a USB drive on Mac can be done through M3 BitLocker Loader for Mac.

Tutorial to password protect a USB drive Mac via BitLocker:

Step 1: Download and install M3 BitLocker Loader for Mac on your Mac.

Step 2: Insert a USB external hard drive into your Mac.

Step 3: Launch M3 BitLocker Loader for Mac.

Step 4: Click "Encrypt" button in the toolbar of M3 BitLocker Loader for Mac.

M3 BitLocker Loader for Mac

Step 5: After seeing the USB external hard drive, click Encrypt button located this USB hard drive.

Encrypt drive with M3 BitLocker Loader for Mac

Step 6: Enter the password. It is used to encrypt USB external hard drive and then unlock BitLocker encrypted USB drive later.

Enter the password

Step 7: Save the 48-digit recovery key.

Save the recovery key

Step 8: BitLocker drive encryption will take a while. Once it is completed, your USB external hard drive will be encrypted by BitLocker.

Start BitLocker drive encryption on Mac

During this encryption process, there is no program installed on your USB hard drive, so you don't need to worry about your data security.

After encrypting USB drive, you can use M3 BitLocker Loader for Mac to read and write BitLocker encrypted USB drive on your Mac.

How to open a BitLocker encrypted drive on Mac?

On this article, you will learn 4 methods to open a BitLocker encrypted drive on Mac:

I am a cross-platform user, I am sometimes required to use Windows but my choice is Mac. To secure the data on my USB, I have enabled BitLocker encryption on my USB drive. However, I need to open a BitLocker USB drive on my Mac. How to do it?

The above question is from Apple discussions forum. You may ask the same question if you want to open a BitLocker encrypted drive on your Mac.

Is BitLocker compatible with Mac or can Mac open a BitLocker encrypted drive?

The answer is YES. Please read on.

Method 1: Using BitLocker for Mac tool

With the help of the 3rd-party BitLocker for Mac tool: M3 BitLocker Loader for Mac, you can unlock, read, write BitLocker encrypted drive on Mac.

M3 BitLocker Loader for Mac is fully compatible with macOS Big Sur, Catalina, Mojave, High Sierra and Apple Silicon M1 Mac.

Even BitLocker is compatible with macOS through M3 BitLocker Loader for Mac, how to open a BitLocker encrypted drive on Mac?

Tutorial to access a BitLocker USB drive on Mac:

Step 1: The first step is to download M3 BitLocker Loader for Mac from our official site.

M3 BitLocker Loader for Mac setup requires macOS 10.13 and later version. If you are using macOS 10.12 and older Mac OS X, please contact [email protected]

Step 2: After downloading, doule click the "m3bitlockerloader.pkg" file in your Downloads folder and follow the wizard to install it.

Step 3: If you are using macOS 10.13 and later version, click "Open Security Preferences" to allow system extensions when prompted.

Step 4: Once it is installed, go to Applications folder and launch M3 BitLocker Loader for Mac.

Launch M3 BitLocker Loader for Mac

Step 5: Insert a BitLocker USB drive into your Mac.

M3 BitLocker Loader for Mac requires a healthy BitLocker USB drive. If your BitLocker encrypted drive has been corrupted, try our BitLocker data recovery software: M3 BitLocker Recovery to recover data.

Step 6: Click "Open" icon under that BitLocker USB drive.

Select BitLocker encrypted drive on Mac

Step 7: On unlock window, you will see there are two options to unlock BitLocker drive on Mac.

Mount BitLocker encrypted drive on Mac

File manager: It allows you to preview the files and directories from BitLocker encrypted drive so that you can evaluate the trial version before purchasing.

Volume mounter: Available in full version, it allows to mount BitLocker encrypted drive in read-write mode.

Step 8: Choose "Volume mounter" option.

Step 9: Enter the password or 48-digit BitLocker recovery key.

Notes:

1. If it is BitLocker encrypted OS drive, 48-digit BitLocker recovery key is the only way to unlock this drive on your Mac.
2. If you have lost the password and 48-digit BitLocker recovery key, M3 BitLocker Loader for Mac doesn't and won't break into your BitLocker encrypted drive.

Step 9: Click Unlock to mount BitLocker encrypted drive on Mac.

Open BitLocker encrypted drive on Mac

After mounting the BitLocker encrypted drive in read-write mode, you can operate this drive as same as your Mac's native drive. For example, read, write, copy, delete, edit, rename.

Two things you need to do after using BitLocker encrypted drive on Mac:

To disconnect your BitLocker drive properly, please click on Lock button to lock your drive and then click on Eject button to safely eject it.

Eject BitLocker encrypted drive in M3 BitLocker Loader for Mac

Method 2: Dislocker

Dislocker - a FUSE driver to open BitLocker encrypted drive on macOS and Linux. Dislocker is developed by Romain Coltel. Dislocker provides a way to open BitLocker drive on Mac for free.

How to use dislocker on macOS?

You need:
- Headers for FUSE;
- Headers for PolarSSL;
- A partition encrypted with BitLocker, from Windows Vista, 7, 8 or 10.

For Debian-like:
aptitude install libfuse-dev libpolarssl-dev
For Fedora-like:
yum install fuse-devel polarssl-devel

How to install dislocker on Mac:

First thing to do is to cd into the src/ directory. Then, just install Homebrew (http://brew.sh/) and run the
following command:
$ brew install dislocker.rb
This will install dislocker.

After installing dislocker on macOS, please see dislocker(1) for details on how to use it, refer to dislocker documentation.

Although dislocker is a free BitLocker for Mac command tool, but it is very complex for general users who don't have technical knowledge. If you are not professional, method 1: M3 BitLocker Loader for Mac is the best choice.

Method 3: Using Parallels Desktop for Mac

Parallels Desktop for Mac is a virtual machine software, you can use it to run Windows on your Mac. After running Windows on your Mac, you can open BitLocker encrypted drive without purchasing BitLocker for Mac tool.

Step 1: Install Parallels Desktop for Mac on your Mac.

Step 2: Install Windows 10 on your virtual machine.

Step 3: Insert BitLocker encrypted drive to your Mac.

Step 4: Open This PC in Windows 10, right click BitLocker encrypted drive, select "Unlock", enter the password to unlock it.

Enter password to unlock Bitlocker drive

Compared with the method 1, method 2 is a time-consuming job. What's more, Parallels Desktop for Mac (About US$99.99) is not cheap. So method 1: M3 BitLocker Loader for Mac is still your best choice.

Method 4: Install Windows on your Mac

With Boot Camp, you can install Windows 10 on your Mac and then switch between Mac and Windows to access BitLocker encrypted drive for free.

Step-by-step tutorial to install Windows 10 on your Mac:

To install Windows, use Boot Camp Assistant, which is included with your Mac.

Step 1: Check your Secure Boot setting.

The default Secure Boot setting is Full Security. If you changed it to No Security, change it back to Full Security before installing Windows. After installing Windows, you can use any Secure Boot setting without affecting your ability to start up from Windows.

Step 2: Use Boot Camp Assistant to create a Windows partition.

Step 3: Format the Windows (BOOTCAMP) partition.

Step 4: Install Windows.

Step 5: Follow the onscreen instructions to install Boot Camp and Windows support software (drivers).

Although it is a free way to open BitLocker encrypted drive, but it is a time-consuming job and not very simple. If you are not professional, method 1: M3 BitLocker Loader for Mac is your best choice.

How to turn off BitLocker encryption from USB drive?

There are two solutions according to if you have a Windows computer:

1. Remove BitLocker encryption from USB drive on Mac:

Although M3 BitLocker Loader for Mac doesn't have "turn off BitLocker" function, but you can remove BitLocker encryption from the drive with following method:

Step 1: Back up the important data. Open BitLocker USB drive with M3 BitLocker Loader for Mac and then copy files out.

Step 2: Open Applications folder -> Utilities -> Disk Utility.

Step 3: Select that BitLocker encrypted USB drive from the left panel.

Step 4: In Disk Utility, click Erase on the top menu and then erase the selected USB drive.

Erase BitLocker encrypted USB drive on Mac

2. Turn off BitLocker encryption from USB drive on Windows:

Windows 10 Professional and Enterprise edition have a built-in function to turn off BitLocker.

To remove the BitLocker password from the drive:

Step 1: Open the Search bar and type Control Panel.

Step 2: Double-click BitLocker Drive Encrypition.

Step 3: Expand the related BitLocker encrypted drive.

Step 4: Click Turn off BitLocker option.

Turn off BitLocker

Step 5: Click "Turn off BitLocker" in the window.

After doing that, BitLocker should be permanently disabled on for the selected drive.

How to format a BitLocker encrypted USB drive?

For Mac

Step 1: Install and launch M3 BitLocker Loader for Mac on your Mac.

Step 2: Enter the password to open BitLocker encrypted USB drive.

Step 3: Back up the important data.

Step 4: Open macOS Disk Utility and erase the drive.

For Windows

Step 1: Enter the password or 48-digit recovery key to unlock the BitLocker encrypted USB drive.

Step 2: Back up the important data.

Step 3: In Windows explorer, right click on the selected BitLocker encrypted USB drive and then select "Format" option to format that drive.

How to recover data from BitLocker encrypted USB drive?

To recover data from BitLocker encrypted USB drive, you need to find a professional BitLocker data recovery software.

M3 BitLocker Recovery is a professional BitLocker data recovery software which can help to recover deleted or lost files from BitLocker encrypted USB flash drive, USB stick, USB key, thumb drive, memory card, SD card, external hard drive, etc.

Tutorial to recover lost files from BitLocker encrypted USB flash drive:

Step 1: Download, install and launch M3 BitLocker Recovery on your Windows computer.

Step 2: Select the BitLocker USB flash drive where you want to recover lost data and click Next to continue.

BitLocker encrytped USB flash drive data recovery software

Step 3: Enter the password or 48-digit BitLocker recovery key and click Next to continue.

Decrypt data from BitLocker USB flash drive

Step 4: Scan the lost data from BitLocker USB flash drive.

Recover deleted/lost files from BitLocker USB flash drive

Step 5: After the lost data is found, preview files and then recover them.

BitLocker for Mac FAQ:

Q: Is BitLocker compatible with Mac?

A: Yes. With the help of M3 BitLocker Loader for Mac, BitLocker is compatible with Mac so that you can read/write BitLocker encrypted drive on Mac.

Q: Does BitLocker work on Mac?

A: Yes. With the help of M3 BitLocker Loader for Mac, BitLocker can work on Mac.

Q: How do you unlock a BitLocker drive on a Mac?

A: Install M3 BitLocker Loader for Mac on your Mac and then enter the password to unlock BitLocker drive on this Mac.

Q: How do I open BitLocker for free on Mac?

A: Install M3 BitLocker Loader for Mac on your Mac and then enter the password to unlock BitLocker drive on this Mac.

Q: Is M3 BitLocker Loader for Mac safe?

A: Of course, offering a safe and reliable product is our mission. It won't steal any of your confidential information, business documents, or private pictures on your storage device. Check the customer review...

Q: How do I remove BitLocker from my drive on Mac?

A: Read the our article: How to decrypt or turn off BitLocker on Mac

Q: Is there any Windows 10 BitLocker for Mac tool?

A: Yes, M3 BitLocker Loader for Mac is such tool which is compatible with Windows 10 BitLocker.

Q: I don't have the password and 48-digit BitLocker recovery key, M3 Data Recovery can recover data from BitLocker encrypted drive?

A: No, M3 Data Recovery Software doesn't and won't break into BitLocker drive without the password and 48-digit recovery key.