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Macrium Reflect can include the components and decryption keys necessary to automatically to unlock Microsoft BitLocker encrypted drives in Windows PE.
In the Rescue Media Wizard select 'Include optional components' and 'Automatically unlock BitLocker encrypted drives'.
When Windows PE starts any BitLocker unlocked locked drives that are were attached when the recovery media was created it will be automatically unlocked in PEthem.
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Unlocking BitLocker encrypted drives using a USB stick
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