Fix BitLocker error E_FVE_TPM_NOT_DETECTED, The booting system doesn't have or doesn't detect a TPM in Windows 11/10.

BitLocker locked me out of my PC after a system update, but the recovery key saved me. I found it on my Microsoft account under the device’s details and used it to unlock each encrypted drive.

3] Clean the BitLocker encrypted hard drive partition using the CMD. If the above method does not work, you can clean the BitLocker encrypted partition via the Command Prompt to install Windows.

For domain accounts, the recovery key is stored in Active Directory, but in the common consumer case, using a Microsoft account, it is instead stored in OneDrive.

Microsoft has confirmed that some Windows 10 and Windows 10 Enterprise LTSC 2021 systems will boot into BitLocker recovery after installing the May 2025 security updates.

As long as you have Server 2012 or higher, the ability to manage BitLocker recovery keys is enabled by default. To view the recovery keys, enable the BitLocker Drive Encryption Administration utility.

BitLocker recovery key saved my PC after an update locked me out. Here’s how I used the recovery key from my Microsoft account to unlock encrypted drives.