Microsoft has released out-of-band updates to fix a known issue causing Windows 10 systems to boot into BitLocker recovery after installing the May 2025 security updates.

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.

Newbie’s guide to Windows BitLocker: Why you need it and how to set it up Essential security for your Windows PC's files. Here's everything you need to know.

Affecting Windows 10, Windows 11, and Windows Server, the bug prevents your PC from booting into Windows, instead resulting in a blue screen that asks for your BitLocker recovery key.

Microsoft has confirmed that it had resolved the "65000" BitLocker encryption bug that was affecting almost all Windows 11 and 10 client systems. Interestingly, the fix wasn't deployed recently.