The BitLocker recovery key and BitLocker password are different things.You must add a key protector by using the Enable BitLocker step or by using the manage-bde. Windows 10: Updated 'Remove Apps' items, so sysprep can work properly now. The author created an external key and a recovery password to unlock the volume.
In addition, the BitLocker recovery key package is available in a downloadable format. You can use these passwords to restore access to a drive that fails to decrypt normally. This post contains a PowerShell script to help automate the process of manually looking at attributes in Active Directory to pull such information.
This script only works if you’re missing one of the 6-digit # groups of numbers in the recovery key. Happy experimenting! # The PowerShell Script tries to determine the recovery key by brute-forcing an unlock # of a BitLockered drive.