Windows 11 Build 26120.1252 (Dev) released with Start and Explorer improvements

Dev channel insiders have received a new build of Windows 11. This time it is Build 26120.1252, and it continues the roll-out of new features. The latter have been earlier announced but shortly paused. Besides, there are a number of improvements made to the Start menu, File Explorer, and Widgets.

ℹ️ The Dev channel now receives updates from the based on Windows 11, version 24H2 via an enablement package (Build 26120.xxxx). Some of the features will become available gradually. Similarly to the Beta channel, you can enable the Get the latest updates as soon as they're available option in Settings > Windows Update to get them faster. The rest will get those features a bit later.

💫 For those who have the "Get the latest updates as soon as available" option enabled, this update includes a number of new features. The features are rolling out to a small percentage of Insiders, so even turning on the option doesn’t guarantee that you’ll see these changes. You may also see only some of the changes described, with the rest coming later.

Features for insiders with the option enabled

Start Menu

You can now pin apps from the Start menu to the taskbar or add shortcuts to your desktop by simply dragging the desired icon to the taskbar or desktop.

File Explorer

You can now drag-and-drop files between path portions in the breadcrumb bar in File Explorer's address bar.

Lock screen

This update adds widgets to the lock screen with information about weather, sports, stock markets, and traffic. The design of the widgets has also been improved - an acrylic effect has been added, the size of the blocks has been optimized, the distance between them has been improved, and the font has been changed. To enable this feature, go to Settings -> Personalization -> Lock screen.

Widgets

Made some improvements to the Widgets button on the taskbar to make the icons there look sharper, and added an expanded set of animated icons.

Fixes

File Explorer: Fixed an issue where explorer.exe would crash when navigating to another section from the Home page.
Input: Fixed an issue where Pinyin (a system for writing Chinese using Latin letters) was displayed twice in the list of available input methods during the initial setup experience (OOBE).

Other

• Fixed an issue resulting in Insiders seeing error 0x80370106 when trying to launch Windows Sandbox in recent flights.
• Fixed an issue where the preferred volume for Microsoft Edge in Settings > System > Sound > Volume > volume mixer was not saved after restarting the app.

Changes for all insiders

Fixes

General

• Fixed an issue resulting in some Insiders experiencing a GSOD with the error KERNEL_SECURITY_CHECK_FAILURE in recent flights.
• Fixed an issue believed to be the root cause of some animations stuttering (dropping frames). The issue was affecting some Insiders and was most noticeable in Task View.

Input

• Fixed an issue resulting in a small number of Insiders experiencing input method crashes in the previous flight, impacting various input features.
• Fixed an issue where the suggestion list in the Input Method Editor (IME) might not appear or might appear in the wrong place.
• Fixed an issue resulting in some Insiders experiencing errors when trying to use Voice Access in certain languages, such as Chinese.

Taskbar

• Flashing application icons on the taskbar are now easier to spot.

Settings

• Fixed an issue where the warning text for using a slow charger would unexpectedly duplicate under Settings > System > Power.
• Fixed an issue resulting in some Insiders experiencing errors when trying to use Voice Access in certain languages, such as Chinese.

Other

• Updated Country and Operator Settings Asset (COSA) profiles for some mobile operators.
• Fixed an issue resulting in some Insiders seeing a dialog with a Pcasvc.dll error and the message “Missing entry: PcaWallpaperAppDetect” after upgrading from Windows 11 version 22H2/23H2 to 26xxx builds.

Known issues

General

• [Important] Insiders who join the Dev channel on devices running Windows 11 Version 24H2 (Build 26100.xxxx) will see “(repair version)” next to the new build name in Windows Update. This is normal behavior and will update the system to the latest build for the Dev channel.
• [New] This build contains an issue where the Windows Update page in Settings isn't displaying correctly for some Insiders when running in certain languages. Specifically, the page may be missing text. This issue will be resolved in a future update.
• [New] Adding additional languages ​​or additional features may fail with error 0×800f081f.

Task Manager

• Task Manager may crash when navigating between pages.

Source