[Solved] How to encrypt USB flash drive and external hard drive with Bitlocker on Mac?

Our company just completes the development of Bitlocker drive encryption for Mac, will integrated it into the existing M3 Bitlocker Loader for Mac. Now you can try it and see how to work.

Preconditions for using Bitlocker drive encryption on Mac

1. Prepare for an external drive, such as USB drive, flash drive, external hard drive.

2. The file system of the external drive must be NTFS, FAT32 or exFAT.

Tutorial to Bitlocker encrypt USB flash drive on Mac.

Step 1: Download Bitlocker drive encryption tool, please contact support@m3datarecovery.com.

Step 2: Decompress Bitlocker drive encryption tool and place it in your Mac computer.

Step 3: Open disk utility and find the specific USB flash drive, click Unmount button to unmount USB flash drive.

Step 4: Open Terminal from Applications folder.

Step 5: Enter subo bash command and press Enter.

Step 6: Enter the password of your Mac computer and press Enter.

Step 7: Enter ./m3bitlockerloader and then press Enter.

Step 8: Enter the device name and press Enter. You can find device name in disk utility, see below screenshot.

disk utility device name

Step 9: Enter the encryption password and press Enter.

Step 10: Save 48-digit recovery key.

Step 11: Press Enter to start Bitlocker drive encryption.

After encrypting external drive with Bitlocker on Mac, you can use M3 Bitlocker Loader for Mac to read/write Bitlocker encrypted drive on Mac Mini, Mac Pro, MacBook, MacBook Pro, MacBook Air, iMac with macOS High Sierra 10.13/10.12 (Sierra)‎ and Mac OS X 10.11/10.10/10.9/10.8/10.7 Operating Systems.

Notes: M3 Bitlocker Loader for Mac requires a Bitlocker encrypted drive in good condition. If your Bitlocker encrypted drive is corrupted, please try Bitlocker data recovery software: M3 Bitlocker Recovery in Windows to recover data from corrutped Bitlocker encrypted drive.

Tutorial to open and read/write Bitlocker encrypted USB drive on Mac computer

Step 1: Download, install and launch M3 Bitlocker Loader for Mac on your Mac computer.

Step 2: Insert a Bitlocker encrypted USB drive.

M3 Bitlocker Loader for Mac

Step 3: Select Bitlocker encrypted USB drive you want to open on Mac computer and then click "Open" icon to continue.

Open and read Bitlocker encrypted USB drive on Mac

Step 4: Enter the password (or 48-digit recovery key) and click "Unlock" to unlock Bitlocker encrypted USB drive.

Open and read Bitlocker encrypted USB drive on Mac

Step 5: Select the files in Bitlocker encrypted USB drive you and then copy them out.

Open and read Bitlocker encrypted USB drive on Mac