Microsoft has released the KB5101684 preview update for Windows 11 versions 25H2 and 24H2, which introduces features like Voice Isolation for Voice Access and support for external USB fingerprint readers in Windows Hello. The optional update also enhances File Explorer with smart file size units and middle-click tab navigation, improves Windows Search for typos, and adds new precision touchpad controls. This update, which is approximately 5.3 GB for x64 and 4.9 GB for ARM-64, will become mandatory on August 11, 2026, as part of the Patch Tuesday release, and users are advised to check compatibility before installation. Additionally, the update addresses various quality fixes and minor refinements that enhance user experience across the operating system
Windows 11 KB5101684 Preview Update Adds Voice Isolation and External Fingerprint Support
Microsoft has published KB5101684, a preview for Windows 11 25H2 and 24H2 that introduces Voice Isolation for Voice Access and extends Windows Hello Enhanced Sign-in Security to external USB fingerprint readers. The optional update also brings smart file size units and middle-click tab navigation to File Explorer, plus improved Windows Search tolerance for typos and two new precision touchpad controls. It will form the codebase for the mandatory Patch Tuesday release arriving August 11, 2026, so verify compatibility before letting it install on production devices. Download the ~5.3 GB x64 or ~4.9 GB ARM-64 installer through Windows Update or sideload it from the Microsoft Update Catalog.
