BitLocker is a great way to protect your files, but obviously, at some point, you may need to access the drive outside of your main PC, and at that point you may need the recovery key.

Learn how to encrypt VHD or VHDX files using Bitlocker. The encrypted VHD or VHDX container file is more flexible than drive because it can be moved between devices and hide when you don't need it.

Microsoft has added new BitLocker encryption guides on its official website. These are meant to explain to users what BitLocker does and how to recover and/or back up the necessary BitLocker keys.