Microsoft confirms BitLocker issues in the latest Windows updates

Microsoft has confirmed what users have been complaining about for a number of days. According to a notice that was published on Microsoft’s Windows Health Dashboard, the official Windows Health Dashboard information the most recent security Update that fixes Secure Boot DBX ( KB5012170) will cause computers to enter BitLocker recovery which prompts customers to input their recovery codes.

In addition to officially acknowledging the glitch, Microsoft revealed temporary workarounds for the affected and soon-to-be affected systems:

  • If you have downloaded KB5012170 and are currently receiving BitLocker recovery messages, you must fill in their BitLocker recovery key. The official instructions are accessible in the Microsoft documentation. Microsoft.
  • Users who are not yet able in the process of installing KB5012170 or reboot their systems after applying the update could temporarily stop BitLocker to get around the flaw:
    • Use Command Prompt as an administrator and then type in the Manage-bde – Protectors – Disable %systemdrive the % and -rebootcount 2. command.
    • Install the KB5012170.
    • Reboot your computer at least two times.
    • BitLocker is expected to be operational following the restart. It is possible to check its performance through the Manage-bde -protectors –Enable %systemdrive the command.


It is interesting to note that Microsoft claims that the BitLocker glitch isn’t affecting all computers. According to Microsoft the users who successfully restarted their PCs two times after installing KB5012170 won’t see prompts for the BitLocker Recovery prompt. Additionally, the bug doesn’t affect Windows 10 systems, only Windows 11.

Another problem KB5012170 causes is the error 0x800f0922 in the event that users try to install the security upgrade in Secure Boot DBX. While Microsoft is investigating the issue users can avoid the issue by installing UEFI to the most recent versions.


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