kb5082063 kb5083769

KB5082063 and KB5083769 are Windows security updates from April 2026 that have been linked to unexpected BitLocker recovery prompts on Secure Boot devices. The issue, acknowledged by Microsoft, affects Windows Server 2025, Windows 11, and Windows 10 systems meeting specific Secure Boot and BitLocker policy combinations. The recovery prompt appears on the first reboot after installation, potentially stranding machines until the recovery key is provided. Microsoft is developing a permanent fix, but administrators face immediate operational challenges. Discussions on WindowsForum.com cover troubleshooting steps, workarounds, and the impact of these updates on enterprise environments.