How to recover lost Bitlocker password I forgot?

HI changed my bitlocker password of my hard drive 2 months ago. After that I did not used the computer, so I forgot bitlocker password, but I remember previous 3 passwords. Please help me to recover my bitlocker password. Thx!

Solution 1: Unlock Bitlocker encrypted drive with 48-digit recovery key

If you have saved the 48-digit Bitlocker recovery key, just enter the Bitlocker recovery key to unlock Bitlocker encrypted drive and then go to Control Panel -> Bitlocker Drive Encryption -> Unlock Bitlocker Encrypted Drive -> Change Password.

If you don't know how/where to find lost recovery key, please refer to Where/How to find lost 48-digit Bitlocker recovery key?

Solution 2: Recover Bitlocker password with BitLocker Recovery Password Viewer

If you are active directory users, you can use Bitlocker Recovery Password Viewer to locate and view BitLocker recovery passwords that are stored in AD DS.

In Active Directory Users and Computers, locate and then click the container in which the computer is located. For example, click the Computers container.

Right-click the computer object, and then click Properties.

In the ComputerName Properties dialog box, click the BitLocker Recovery tab to view the BitLocker recovery passwords that are associated with the particular computer.

Solution 3: Recover lost Bitlocker password with Bitlocker brute-force cracking tool

1. Recover lost Bitlocker password with Passware Password Recovery Kit: Passware Password Reocvery Kit recovers all kinds of lost or forgotten passwords for the office application files, including Excel, Word, Windows 2003, XP, 2K, or NT, RAR, WinZip, Access, Outlook, Bitlocker, TrueCrypt, PGP, etc.

2. Recover lost Bitlocker password with Elcomsoft Forensic Disk Decryptor: Elcomsoft Forensic Disk Decryptor offers forensic specialists an easy way to obtain complete real-time access to information stored in popular crypto containers. Supporting desktop and portable versions of BitLocker, PGP and TrueCrypt protection, the tool can decrypt all files and folders stored in crypto containers or mount encrypted volumes as new drive letters for instant, real-time access.

3. Recover lost Bitlocker password with Thegrideon Bitlocker Password: Thegrideon Bitlocker Password is an advanced password recovery tool for encrypted BitLocker and BitLocker to Go volumes protected with a user password. Several attacks can be queued: dictionary based, brute-force, mixed (combinations of independent dictionary, brute-force and fixed parts) for precise search range setup and fastest recovery. Highly optimized code (SSE2, AVX, AVX2) and GPU (AMD, NVIDIA, Intel) utilization.

Bitlocker drive data recovery software - M3 Bitlocker Recovery

Please download and try a program called M3 Bitlocker Recovery, it is a professional data recovery software for Bitlocker encrypted drive which can recover deleted files from Bitlocker drive, recover files from formatted Bitlocker drive, recover files from deleted or lost Bitlocker partition, recover data from damaged, inaccessible or corrupted Bitlocker drive, recover data after Bitlocker encryption/decryption failed, etc. If you remember the Bitlocker password or Bitlocker recovery key, you can recover data from Bitlockerr drive without problem.

Step 1: Select the Bitlocker drive you want to recover data from and click Next to continue.

Bitlocker data recovery software

Step 2: Enter the password or recovery key.

M3 Bitlocker Recovery - Enter Bitlocker recovery key or encryption password

Step 3: Scan the lost files from Bitlocker encrypted drive.

Recover files from inaccessible Bitlocker encrypted drive

Step 4: After your files are found, please select and click "Recover" to save them.

Bitlocker for Mac - M3 Bitlocker Loader for Mac

M3 Bitlocker Loader for Mac

Although Microsoft only developed and released Bitlocker for Windows version, so Mac OSX cannot open Bitlocker encrypted drive, but with the help of M3 Bitlocker Loader for Mac, we can easily open Bitlocker encrypted drive and then read/write Bitlocker encrypted drive in macOS 10.13 (High Sierra)/10.12 (Sierra)‎ and Mac OSX 10.11/10.10/10.9/10.8/10.7 Operating Systems.