kb5094127

KB5094127 is a Windows 10 cumulative security update released on June 9, 2026, as part of Patch Tuesday for Extended Security Updates (ESU) and LTSC 2021 systems. It brings Windows 10 22H2 to build 19045.7417 and 21H2/LTSC 2021 to build 19044.7417. The update includes fixes for File Explorer search, changes to Secure Boot reporting, a new policy to reduce Secure Boot telemetry, and a BitLocker recovery-key warning. This update highlights the ongoing support for Windows 10 in its paid-security era, with Microsoft continuing to refine boot-security and system stability for users who remain on the platform. Administrators should note the Secure Boot and BitLocker adjustments as part of routine cumulative maintenance.