First, you have to unlock the pen drive with recovery key. Click on Enter recovery key and type or paste the recovery key into the box. Insert your pen drive with BitLocker encryption and expand More option. Then how to remove BitLocker encryption from pen drive with or without recovery key? Once you lose the recovery key by accident, you can reuse pen drive by formatting it. You can quickly remove BitLocker with the help of recovery key. If you forgot the correct password, the recovery key is the only chance to unlock the drive without losing files. BitLocker is a useful Windows built-in feature which can secure your files on a pen drive.