Windows 11 build 25236.1000

Windows 11 build 25236 is the thirtieth Insider Preview and the twenty-fourth available client build of Copper, the 23H2 development semester of Windows as a service. It was released to Windows Insiders in the Dev Channel on 2 November 2022, along with its server counterpart.

Shell
The tips on how to use Windows Search via the taskbar have been introduced to a subset of users in the English (United States) language.

Settings

 * If a UPS is connected, the battery graph under the Power & Battery page will be hidden.
 * The text on Accounts > Other users > Kiosk has been updated to inform users to set up a kiosk if needed.

Narrator
The ability to announce the pinned and unpinned status of apps in the taskbar has been added.

Miscellaneous

 * The EFI application variant of Boot Manager,, was updated from build 25174 (unknown branch, signed on 30 July 2022) to build 25222 (unknown branch, signed on 8 October 2022), and contains code (unrelated to the EFI-to-boot-environment initialization code that is only present in EFI application variants of boot applications) that hasn't been pulled into   yet (not included in  ).
 * The statically-linked ReFS driver in  was updated.

General
Fixed an issue that was causing the  bugcheck in certain cases.

Taskbar

 * Fixed an issue where opening the hidden icons flyout would cause a File Explorer entry for it to appear in the taskbar.
 * Fixed an issue that was causing the taskbar previews to freeze or show as blank and not open when pressing ⊞ Win to try and switch between windows.
 * Fixed an issue that was causing the show hidden icons flyout in the system tray to not responsively resize with changes with empty spaces and columns.
 * Fixed multiple issues related to the taskbar which were impacting  reliability.
 * Fixed an issue that was causing the volume icon in the system tray to incorrectly show as muted.
 * Fixed a GDI handle leak related to updating the notification center icon in the taskbar, which would eventually lead to an  crash for users who received a large number of notifications.

File Explorer

 * Fixed an issue that was causing File Explorer to crash when closing tabs.
 * Fixed an issue that was causing errant divider lines in the navigation pane.

Settings

 * Fixed an issue when going into the properties for an input device, the device would unexpectedly show in the output devices list under System > Sound.
 * Fixed an issue that was causing the inverted option under Accessibility > Color filters to work incorrectly and unexpectedly set the device to grayscale colors.

Narrator
Fixed an issue that was causing natural voices to not speak in Narrator.

General

 * The audio may stop working in certain cases.
 * Several apps may crash on launch in certain cases.
 * Users may encounter a  bugcheck with   when interacting with UI components in WinPE or WinRE.
 * Switching projection modes using ⊞ Win or the Project section of Quick Settings may not work properly.

Taskbar

 * The taskbar may sometimes flash when transitioning between desktop posture and tablet posture.
 * The taskbar may sometimes stay stuck in the expanded state instead of dismissing to collapsed state when using the bottom right edge gesture to see Quick Settings.
 * Notification count on icons looks bigger than usual.

Shell

 * The text cursor may appear white on white when hovering over text fields.
 * Several apps, such as Microsoft Edge, may unexpectedly show thick lines on the side of the window.
 * Several Chat apps may not flash with new messages or open a preview on hover in the system tray.
 * The navigation headings of Start's all apps list may contain garbled text in the Simplified Chinese language.
 * On some locales, the default font used in several UI elements (such as the date and time on the taskbar) may change to regular Segoe UI instead of Segoe UI Variable.
 * On some locales, some strings may appear pseudo-localized.

Widgets
On right-to-left locales, the content may animate out of view before the Widgets board resizes when clicking to expanded view of the Widgets board.

Virtualization

 * Users may experience a  bugcheck when booting Windows in VMware on a Hyper-V enabled host with 2 or more cores allocated.
 * The system may fail to boot in VMware with attached network adapters.

Safe mode

 * Quick Settings and date/time clock on the taskbar may be missing due to the  service not running.
 * Clicking Bluetooth & devices and Personalization pages may crash the Settings app due to an overrun of a stack-based buffer.