manage-bde -protectors -add C: -tpm
Immediately after running that command, run:
You should now see the "Numerical Password" listed. Save it to a USB drive, email it to yourself, or print it. If you are on Active Directory, you can now force a backup using: error: no key protectors found.
In this case, you will need to perform a , which will wipe the drive and start fresh.
You are probably in one of two scenarios right now: You are probably in one of two scenarios
Type the following command to see if BitLocker is actually active: manage-bde -status
You need to manually add a protector back into the system. Phase 2: Advanced Command Line Repairs
Sometimes the system gets confused and looks for a key protector on a plugged-in USB thumb drive or external hard drive. Unplug everything except your keyboard and mouse, then reboot. Phase 2: Advanced Command Line Repairs