How to open/access Bitlocker encrypted drive/flash drive/external hard drive on Mac?

Updated by Admin to Bitlocker for Mac on August 12th, 2019

"Is it possible to access BitLocker encrypted external hard drive on macOS, Linux, Android or Windows Mobile? I have an external hard drive that has been encrypted with Bitlocker on a previous work laptop. The problem is that I don't have the laptop anymore. I can't open Bitlocker encrypted external hard drive on the Mac now and not sure if there is a program or way around the password to unlock Bitlocker encrypted external hard drive on macOS?"

Bitlocker for macOS & Mac OS X

BitLocker is a full disk encryption feature included with selected editions of Windows Vista and later. It is designed to protect data by providing encryption for entire volume. By default it uses the AES encryption algorithm in cipher block chaining (CBC) mode with a 128-bit or 256-bit key.

Is Bitlocker supported on Mac?

The answer is Yes, but it needs the 3rd party Bitlocker for Mac tool, please read on...

Microsoft only released Bitlocker for Windows version and has not implemented Bitlocker for Mac version, so macOS and Mac OS X cannot recognize Bitlocker drive encryption so that you cannot open Bitlocker encrypted drive on your Mac.

However, with the help of the 3rd party tool: M3 Bitlocker Loader for Mac, Bitlocker is compatible with macOS and Mac OS X so that you can open/access Bitlocker encrypted drive on your Mac computer and use Bitlocker to encrypt USB drive on your Mac.

Open/Access Bitlocker encrypted drive on Mac

M3 Bitlocker Loader for Mac can easily open Bitlocker encrypted drive and then enable to read/write Bitlocker encrypted drive on macOS Catalina 10.15/Mojave 10.14/High Sierra 10.13/10.12 and Mac OS X 10.11/10.10/10.9/10.8 Operating Systems after providing the password or recovery key, whichever it is on Mac Mini, Mac Pro, MacBook, MacBook Pro, MacBook Air, iMac or iMac Pro.

Use Bitlocker to encrypt external drive on Mac

Besides to open/access Bitlocker encrypted drive on Mac, M3 Bitlocker Loader for Mac can also use Bitlocker to encrypt USB drive, flash drive, external hard drive (The file system of external drive must be NTFS, FAT32, exFAT) on Mac.

Tutorial to open/access Bitlocker encrypted drive on Mac

Following is the step-by-step tutorial to open/access Bitlocker encrypted drive on your Mac computer:

Step 1: Download M3 Bitlocker Loader for Mac on your Mac computer.

Step 2: Double click the installation package and follow the wizard to complete the installation.

Step 3: Launch M3 Bitlocker Loader for Mac from Applications folder or launchpad.

Step 4: Insert a Bitlocker encrypted drive (USB drive, flash drive, external hard drive) into your Mac computer.

Launch M3 Bitlocker Loader for Mac

M3 Bitlocker Loader for Mac requires a healthy Bitlocker encrypted drive. If your Bitlocker encrypted drive has been corrupted, please try Bitlocker data recovery software: M3 Bitlocker Recovery in Windows to recover data from corrupted Bitlocker encrypted drive.

Step 5: After inserting the Bitlocker encrypted drive, choose "Ignore" if you receive message "The disk you inserted was not readable by this computer with three buttons: Initialize, Ignore, Eject".

The disk you inserted was not readable by this computer

Step 6: Select the Bitlocker encrypted drive and then click "Open" icon to continue.

Select Bitlocker encrypted drive on Mac

Step 7: Enter the password (or recovery key) and click "Unlock" to unlock Bitlocker encrypted drive.

Mount Bitlocker encrypted drive on Mac

If it is Bitlocker encrypted OS drive, the recovery key is the only way to open Bitlocker drive on Mac.

If you lost the password and recovery key, M3 Bitlocker Loader for Mac cannot break into the Bitlocker encrypted drive, please refer to how to unlock Bitlocker drive without password and recovery key?

Step 8: After unlocking/mounting the Bitlocker encrypted drive, you can read/write Bitlocker encrypted drive on your Mac computer.

Open/Access Bitlocker encrypted drive on Mac

The files will not be protected from the Bitlocker drive encryption once they leave from Bitlocker encrypted drive and the files will be automatically encrypted after copying from your Mac computer to the Bitlocker encrypted drive.

Step 9: After reading/writing Bitlocker encrypted drive, please click Lock button in M3 Bitlocker Loader to lock your Bitlocker encrypted drive.

Step 10: Click Eject button in M3 Bitlocker Loader to safely eject Bitlocker encrypted drive from your Mac computer, please don't directly unplug Bitlocker encrypted drive in case of data loss, it is very important.

Eject Bitlocker encrypted drive in M3 Bitlocker Loader for Mac

Video tutorial:

Bitlocker for Linux/Ubuntu

M3 Bitlocker Loader for Linux is a command line tool to encrypt USB drive, flash drive or external hard drive with Bitlocker and open/access Bitlocker encrypted drive in Linux/Ubuntu.

Tutorial to open/access Bitlocker encrypted drive in Linux

Step 1: Download M3 Bitlocker Loader for Linux installation package.

Step 2: Insert a Bitlocker encrypted drive into your Linux computer.

Step 3: tar -xvf m3.bitlocker.linux.tar ./

Step 4: cd m3.bitlocker.linux

Step 5: ./install.sh

Step 6: Enter the command to open/access Bitlocker encrypted drive in Linux: m3.bitlocker [device name] [mount path] [volume name] [password]

Bitlocker for Windows Home

M3 Bitlocker Loader for Windows is a free encryption software to create an encrypted container which is compatible with Bitlocker Drive Encryption so that the USB drive, USB flash drive or external hard drive is protected by Bitlocker in Windows 10/8/7 Home and Windows 7 Professional.

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