You can also go to Control Panel, choose to view by large icons, and select BitLocker Drive Encryption to open the setting interface. You can click the search box in the taskbar, search for BitLocker, and select the best match result to open BitLocker. What if BitLocker Is Missing or Not Showing By default, it uses the AES encryption algorithm in cipher block chaining (CBC) or XTS mode with a 128-bit or 256-bit key. It provides encryption for the whole volume to protect data on the drive. It is also called BitLocker Drive Encryption. Fix 4: Repair Windows 10/11 by Resetting Your PCīitLocker is a full volume encryption feature that was initially introduced in Windows Vista and the later Windows versions.Fix 2: Open BitLocker Using Command Prompt.Fix 1: Check the BitLocker Drive Encryption Service.What if BitLocker Is Missing or Not Showing.In addition, if you want to recover deleted files on Windows, you can try MiniTool Power Data Recovery. In this post, MiniTool Software will introduce the methods you can try to fix the problem. What is BitLocker on Windows? What to do if BitLocker is missing or not showing in Control Panel.