26100.6508

About this tag
The tag 26100.6508 refers to a specific OS build number for Windows 11 Enterprise LTSC 2024, associated with the September 9, 2025 hotpatch KB5065474. This hotpatch advances hotpatch coverage to build 26100.6508, addresses a UAC/MSI compatibility issue, and includes a known issue affecting PowerShell Direct (PSDirect) connectivity between mixed-patched hosts and guests. Hotpatching is Microsoft's reboot-less servicing model for eligible Windows 11 Enterprise devices, allowing many security fixes to be applied without immediate reboots. Discussions on this tag focus on the details of this hotpatch, its fixes, and the PSDirect advisory.
  1. KB5065474 Hotpatch for Windows 11 LTSC 2024: OS Build 26100.6508 & PSDirect Fix

    Microsoft released a September 9, 2025 hotpatch—KB5065474—for Windows 11 Enterprise LTSC 2024 that advances hotpatch coverage to a new OS build (26100.6508), addresses a notable UAC/MSI compatibility issue, and includes a known‑issue advisory that affects PowerShell Direct (PSDirect)...