If BitLocker is asking for Recovery Key after Windows Update, and you don't have the BitLocker Recovery Key, see this post ...
Allowing BitLocker without a TPM will require unlocking the operating system drive at startup with either a password or startup key on a USB flash drive. This option ...
Windows 11 updates KB5083769 and KB5082052 trigger BitLocker recovery prompts on enterprise PCs with specific Group Policy and Secure Boot configurations.