Windows 11 build 22631.2129

Build of Windows 11, version 23H2
OS familyWindows 11 (NT 10.0)
Version number10.0
Build number22631
Build revision2129
ArchitectureAMD64, ARM64
Build labni_release_svc_betaflt_prod1
Compiled on2023-07-25
Home (N, Single Language, China)
SE (N)
Pro (N, Single Language, China)
Pro Education (N)
Pro for Workstations (N)
Education (N)
Enterprise (Evaluation, G, GN, N, N Evaluation)
IoT Enterprise
About dialog

Windows 11 build 22631.2129 is a build of Windows 11, version 23H2. It was released to a subset of Windows Insiders in the Beta Channel on 2 August 2023 as the KB5027397 enablement update to build 22621.2129 (KB5029359) for new features included, which may not be enabled by default and instead be rolled out.

New features and changes[edit | edit source]

Features[edit | edit source]

The following features and changes have been backported to this build:

  • The support of creating and attaching virtual hard disks and ReFS developer volumes (aka Dev Drive) under System > Storage > Disks & volumes in the Settings app (implemented in build 25324)
  • The support of Narrator announcements in Microsoft Excel (implemented in build 23451)
  • Several new text authoring commands in voice access (implemented in build 23466.1001)
  • The ability to enroll and use passkey to sign into supported apps and websites via Windows Hello (implemented in build 23481)
  • Changes to the Time & language > Date & time page in the Settings app (implemented in build 23486)
  • Windows Copilot (previously available in build 23493)
  • The new API for invoking a pop-up confirmation notification for pinning app to the taskbar (implemented in build 23493)
  • The EnablePasswordlessExperience CSP policy that allows users to navigate through certain core authentication scenarios using Windows Hello for Business instead of passwords (implemented in build 23506)
  • The Presence Sensing toggle switch under the Choose privacy settings for your device section under OOBE (implemented in build 23511)
  • The notification bell icon on the taskbar (implemented in build 23511)
  • The redesigned tooltip when hovering over a file in the Start menu's Recommended section (implemented in build 25905)

Shell[edit | edit source]

  • When doing multitasking activities such as often switching between windows or using Snap Assist, the system will show a notification toast to suggest the screen casting feature.
  • If the optional Wireless Display feature is not installed, an installation reminder will show under the Cast flyout in Quick Settings.

Settings[edit | edit source]

A new option has been added under System > Power & battery > Presence Sensing for automatically dimming the screen when looking away and undimming when looking back.

Task Manager[edit | edit source]

  • The Settings page has been updated to align with the design aesthetics of Windows 11.
  • Several legacy dialogs have been updated to align with the design aesthetics of Windows 11.
  • The alignment of Task Manager icon and name in the title bar have been slightly adjusted.

Bugfixes[edit | edit source]

File Explorer[edit | edit source]

  • Fixed an issue that was causing the keyboard shortcuts to set focus to the search box (Ctrl+E, Ctrl+F and F3) to not work.
  • Fixed an issue where the dropdown in the address bar could appear totally blank.

Shell[edit | edit source]

  • Fixed an issue that was causing Quick Settings not to open when selecting the network, volume, and battery icons in the system tray on the taskbar.
  • Fixed a few issues that was causing explorer.exe crashes and leading to taskbar reliability issues.
  • Fixed an issue that was causing a notification suggesting to turn off notifications for an app named NotifyiconGeneratedAumid_* to show unexpectedly.

Task Manger[edit | edit source]

  • Fixed an issue where some of the app icons in the Startup Apps page were very tiny.
  • Fixed an issue where the selection color wasn't displaying correctly when using a contrast theme.
  • Fixed an issue where focus wasn't getting set correctly to search if the Task Manager window was small enough that search was collapsed to an icon.

Input[edit | edit source]

Fixed a high hitting ctfmon.exe crash.

Bugs and quirks[edit | edit source]

  • When logging in to Safe mode, explorer.exe may throw an Unknown Hard Error error and get stuck in a crash loop due to the 0xc0000005 (ACCESS_VIOLATION) exception with faulting module HolographicExtensions.dll.
  • The Safely Remove Hardware icon in the system tray on the taskbar may sometimes disappear.
  • The Japanese and Chinese IMEs may not work correctly.
  • The following bugs will only apply if the redesigned Home page is enabled:
    • Opening the Home page may lead explorer.exe to crash.
    • The context menu background in File Explorer may appear transparent.
    • The icons on the desktop may appear blank in certain cases.

Gallery[edit | edit source]

External links[edit | edit source]