Error 0xc0210000, the BitLocker key was not loaded correctly

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After updating a Windows 11 or Windows 10 Hyper V enabled computer, when the PC restarts, you may get the boot/boot error code 0xc0210000 with the description The BitLocker key required to unlock the volume was not loaded correctly. This article provides the most suitable solutions to fix this problem on your system.

When you encounter this problem, you receive the following error message;

Error 0xc0210000, the operating system could not be loaded because the BitLocker key required to unlock the volume was not loaded correctly.

In some cases, you may receive the following error message with the same error code;

Unable to access a required file because your BitLocker key was not loaded correctly.

Error 0xc0210000, the BitLocker key required to unlock the volume was not loaded correctly

If you encountered the error code 0xc0210000 with the description The BitLocker key required to unlock the volume was not loaded correctly on your Windows 11/10 device, you can try our recommended solutions below in no particular order to fix the error on your system.

  1. Initial checklist
  2. Perform a system restore or uninstall the update
  3. Disable or suspend BitLocker
  4. Disable Hyper-V
  5. Disable virtualization-based security

Let’s take a look at the description of the process involved regarding each of the listed solutions.

1]Initial checklist

Before proceeding with the solutions below, if you cannot log in to your system, try the following suggestions and see if you can successfully boot into your device/

  • Hard reboot/power cycle your device. You can unplug all peripherals except the keyboard and mouse, then try a hard restart of your system and see if the action fixes this problem. You may need to enter your BitLocker keys in case you booted to a specific drive.
  • Perform an Autostart Repair. Since your Windows 11/10 device cannot boot or start, you can try Automatic Repair to diagnose and analyze system files, registry settings, configuration settings and more to fix the problem automatically for you.

2]Perform a system restore or uninstall the update

Uninstall update

As you are unable to successfully boot to the desktop when the Error 0xc0210000, the BitLocker key required to unlock the volume was not loaded correctly occurs on your Windows 11/10 device after an update, this solution requires you to try booting into safe mode and then perform a system restore or uninstall the update you just applied on your system.

2]Disable or Suspend BitLocker

Disable or suspend BitLocker

Since your device is already in this boot error state, you can boot Windows successfully after suspending BitLocker from Windows Recovery Environment (WinRE). To perform this task, follow these steps:

  • Retrieve your 48-digit BitLocker recovery key.
  • On the Recovery screen, press Enter.
  • When prompted, enter the recovery key.
  • If your device boots into (WinRE) and asks you for the recovery password again, select Pass the reader.
  • Then select Advanced options > Troubleshoot > Advanced options > Command Prompt.
  • In the Command Prompt window, run the following command:
manage-bde -status c:
  • If the status returns as locked, run the following command to unlock it using your 48-digit numeric recovery password separated by a hyphen in a 6-digit group:
manage-bde -unlock c: -rp 
  • Once the drive is unlocked, you can now run the following command to suspend protection:
manage-bde -protectors -disable c:
  • Once the command is executed, exit and restart.

The computer should now start Windows successfully. Once there, you can resume BitLocker protection through the BitLocker Control Panel.

Keep in mind that unless you suspend BitLocker before booting the device, this problem may reoccur. So, to temporarily suspend BitLocker just before rebooting the device, open an elevated Command Prompt window and run the following command:

Manage-bde -protectors -disable c: -rc 1

The above command will suspend BitLocker for a device reboot. the -rc 1 The option only works inside the operating system and does not work in the recovery environment.

3]Disable Hyper-V

Disable Hyper-V

Another viable solution to this problem requires you to disable Hyper-V before applying system updates or TPM or UEFI firmware updates on your Windows 11/10 computer.

4]Disable virtualization-based security

Disable virtualization-based security

TPM 1.2 does not support Secure Launch. Thus, this solution requires you to do one of the following:

  • Remove any device using TPM 1.2 from any group subject to Group Policy Objects (GPOs) that enforce Secure Launch.
  • Modify the Enable virtualization-based security GPO to be defined Configuring Secure Launch for disabled.

To disable virtualization-based security on your Windows 11/10 device via Group Policy Editor, follow these steps:

  • Hurry Windows key + R to invoke the Run dialog box.
  • In the Run dialog box, type gpedit.msc and press Enter to open the Group Policy Editor.
  • Now use the left pane to navigate to the path below:
Computer Configuration > Administrative Templates > System > Device Guard
  • In the location, in the right pane, double-click Enable virtualization-based security to change its properties.
  • In the open policy window, set the radio button to disabled or Not configured.
  • Click on Apply > OKAY to save changes.
  • Exit the Local Group Policy Editor.

I hope this post helps you!

Similar item:

What should I do if I don’t have a BitLocker recovery key?

If you are unable to locate a required BitLocker recovery key and are unable to undo a configuration change that may have made it necessary, you will need to reset your device using one of the Windows recovery options .

Why does my laptop keep asking for a BitLocker key?

BitLocker monitors the system for changes to the startup configuration. When BitLocker sees a new device in the boot list or an attached external storage device, it prompts you for the key for security reasons. This is normal behavior.

Related readings:

  • Recovery error code 0xc000000e, your PC needs to be repaired
  • Your PC device needs to be repaired, error code: 0xc0000221.

0xC0210000, the BitLocker key required to unlock the volume was not loaded correctly

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