The auto-unlock feature allows users to access data and removable data drives without having to enter a password each time. It is only valid when using BitLocker to encrypt OS drives. This article describes 3 easy ways to enable/disable the automatic unlock BitLocker protection in Windows 10/8.1/7.
Click on the Start Menu. In the search box, type "Manage BitLocker", then hit Enter to open the Manage BitLocker windows.
To set a BitLocker-protected drive to unlock automatically in a computer that is running in Windows 7, check Automatically unlock this drive on this computer box after typing your password to unlock that drive.
If you are using Windows 10, locate to the drive you want to enable auto-unlock, click Turn on auto-unlock in Manage BitLocker windows.
Return to the Manage BitLocker window to Turn off auto-unlock if you change your mind.
Step 2: You can enable Auto-unlock protector using the following command, replace H with your drive letter.
manage-bde -autounlock -enable H:
You can disable Auto-unlock protector using: manage-bde -autounlock –disable H:
Step 1: Click on the Start Menu. In the search box, type "PowerShell", and right-click it in the result list and select to run PowerShell as administrator.
Step 2: You can enable auto-unlock, run the following command and press Enter. Replace H with your drive letter.
Enable-BitLockerAutoUnlock -MountPoint "H:"
To disable auto-unlock, run the following command and press Enter.
Disable-BitLockerAutoUnlock -MountPoint "H:"