To repair a BitLocker-protected drive by using Repair-bde
Open a Command Prompt window as an administrator.
To do this, clickStart, typecmdin theSearch programs and filesbox, right-clickcmd.exe, and then clickRun as administrator.
If theUser Account Controldialog box appears, confirm that the action it displays is what you want, and then clickYes.
At the command prompt, type one of the following commands, depending on which recovery information you want to use:
To repair using a recovery password:repair-bde C: Z: -rp 062612-026103-175593-225830-027357-086526-362263-513414
To repair using a recovery key:repair-bde C: Z: -rk F:\RecoveryKey.bek
To repair using a recovery package and the corresponding recovery password:repair-bde C: Z: -kp F:\ExportedKeyPackage -rp 062612-026103-175593-225830-027357-086526-362263-513414
To repair using a recovery package and the corresponding recovery key:repair-bde C: Z: -kp F:\ExportedKeyPackage -rk F:\RecoveryKey.bek