KB5095056


Microsoft has released cumulative update KB5095056 (build 28020.2308) for Windows 11 version 26H1, available to Windows Insider program participants on the Beta channel. This patch belongs to the active development branch and is aimed at testing future operating system capabilities. In this update, the main focus is on improving the audio subsystem.

No known issues for this build are listed at the time of release. Microsoft emphasizes that the features and capabilities included in this preview build may never reach the final release. The company uses these builds to experiment with various concepts and gather feedback from insiders. The contents of builds may change, be removed, or be replaced during development, and some features may appear in future versions of Windows only when they are fully ready.

To install the update, go to Settings > Windows Update and click Check for updates. After downloading and starting the installation, a system restart will be required to complete the process. This build is distributed exclusively among participants of the Beta channel of the Windows Insider program.

Feature / Change Performance Gain/Loss Optimization PC Speed Impact Gaming Optimization
Improved reliability of the HD Audio driver 🟢 Minor Gain (reduced audio-related crashes) 🟢 Driver Stability Optimization (eliminates potential crashes/errors during playback/recording) 🟢 Minor Improvement (smoother audio system operation, less system interruptions) 🟢 Low Impact (more stable audio in games, fewer dropouts/crashes)

Official announcement on the Microsoft website.

The last 10 Windows updates:

Update Build Version Windows Channel Date
KB5126657 19045.7807 22H2 (ESU) Windows 10 Stable 2026-10-13
KB5126653 22631.7652 23H2 Windows 11 Stable 2026-10-13
KB5127646 28000.3231 26H1 Windows 11 Stable 2026-10-13
KB5127648 26300.9711 26H2 Windows 11 Stable 2026-10-13
KB5127757 28120.3181 26H1 Windows 11 Experimental 2026-10-07
KB5127758 26220.9606 25H2 Windows 11 Beta 2026-10-07
KB5127754 28020.3172 26H1 Windows 11 Beta 2026-10-07
KB5127753 26340.9616 26H2 Windows 11 Experimental 2026-10-07
KB5124192 28120.3151 26H1 Windows 11 Experimental 2026-10-02
KB5124196 28020.3142 26H1 Windows 11 Beta 2026-10-02