Skip to the content
The Update Bureau
Windows 11 Windows 11 Insider 24H2 Insider Preview, Dev Channel
Windows Insider

Build 26120.3380

Build 26120.3380: Windows Insider Dev Channel, March 2025. Recommended File Explorer files and Chinese live captions

In short

Adds Recommended files in File Explorer and expands live-caption translation on AMD- and Intel-powered Copilot+ PCs. The build is for Dev and Beta Channel Insiders.

Does it affect you? Applies to: Devices enrolled in the Dev Channel or Beta Channel. Beta Channel Insiders receive the 24H2-based update optionally at first.

Build
26120.3380
Review notes Additional details from the official release notes (1) Read note
  • What to do On an affected managed PC, the Group Policy steps may need to be repeated before each reboot after installing the update to prevent Recall snapshots from being deleted.

The official sources are linked at the end of the page.

This is a test build for people in the Windows Insider Program. Features in it can change, be removed, or never reach regular Windows releases.

What changes

New features 6 changes

File Explorer

Gradual rollout

For: Dev Channel Insiders

  • File Explorer Home shows Recommended files based on your activity, including files you use often, recently downloaded, or added to the Gallery.1
    Available to Insiders signed in with a personal Microsoft account or a local account; work or school accounts get additional recommendation types. Not yet rolling out in the EEA. Quick access folders remain in the navigation pane.

Start menu

Gradual rollout

For: Dev Channel Insiders

  • The Recommended section may suggest two apps to snap together.2

Notifications

Gradual rollout

For: Dev Channel Insiders signed in with a Microsoft account

  • A notification asks you to add a secondary email or recovery phone number if you use a Microsoft account on your PC and have not added either detail.3
    The notification appears only when signed in to the PC with a Microsoft account and the profile is missing this recovery information.

Widgets

Gradual rollout
  • Web developers can use their existing web content to build interactive widgets for Windows 11 widget surfaces.4

Input

Gradual rollout

For: Dev Channel Insiders

  • A taskbar system tray icon makes the emoji and more panel easier to find. The panel also shows the Win + . shortcut.5
    Right-click the icon to open taskbar settings and change whether it appears.

Settings

Gradual rollout

For: Users of supported desktop PCs in the Dev Channel

  • Some desktops show cards on Settings > System > About with the PC's processor, RAM, storage, and GPU details.6
    The cards do not yet appear on managed commercial PCs and are limited to specific PC form factors such as desktops.

Fixes 7 changes

Windowing

Gradual rollout

For: Dev Channel Insiders

  • The Snap Bar no longer unexpectedly shows corners on the side closest to the screen.7

Input

Gradual rollout

For: Dev Channel Insiders

  • A frequent crash that could prevent typing is fixed.8
    Fixes a high-hitting ctfmon.exe crash.

Settings

Gradual rollout 3 items
  • Settings no longer crashes when you add a color profile under System > Display.9
  • Settings no longer might crash after you use it to sign in to a Microsoft account.10
    The source refers to signing in to an MSA.
  • For Japanese users, the name at the top of Settings > Accounts appears in the correct order.11
    Displays Last Name First Name instead of First Name Last Name.

Sleep and resume

Gradual rollout

For: Dev Channel Insiders

  • The PC no longer encounters the described bugcheck when resuming from sleep.12
    Fixes an issue that could lead to PDC_WATCHDOG_TIMEOUT.

App file opening

Gradual rollout

For: Dev Channel Insiders

  • Opening files from an app no longer causes the app to crash because of the described issue.13
    Fixes an issue with windows.storage.dll in recent flights.

Improvements 3 changes

Live captions

Gradual rollout

For: Users of AMD- and Intel-powered Copilot+ PCs in the Dev Channel

  • Live captions can translate speech to Chinese (Simplified) in real time on supported Copilot+ PCs.14
    Rolling out on AMD- and Intel-powered Copilot+ PCs. Supported source languages include Arabic, Bulgarian, Czech, Danish, German, Greek, English, Estonian, Finnish, French, Hindi, Hungarian, Italian, Japanese, Korean, Lithuanian, Norwegian, Dutch, Polish, Portuguese, Romanian, Russian, Slovak, Slovene, and Swedish.

Search on the Taskbar

Gradual rollout

For: Dev Channel Insiders in the EEA

  • Web search providers are easier to discover and better supported in Windows Search in the EEA.15

File Explorer

Gradual rollout

For: Dev Channel Insiders

  • Text scaling works across more File Open/Save dialogs and Wizard dialogs.16
    Text scaling is controlled through Settings > Text size.

Technical details

Data sheet · Security · Downloads · Components Click to collapse or expand

Data sheet

Released
2025-03-10
Type
Windows Insider build
VersionBuildChannel
— 26120.3380 Dev Channel
— 26120.3380 Beta Channel

Security

No vulnerabilities are listed for this update.

Sources

Updated
Cited passages from Microsoft's official notes (16)
  1. 1. Recommended files in File Explorer Home are now available to all Windows Insiders who are signed in with their personal Microsoft account (and local accounts). blogs.windows.com
  2. 2. We are trying out a new change where we will recommend a snap group in the Recommended section of the Start menu based on two apps that are most likely to be snapped together. blogs.windows.com
  3. 3. This will only appear if you’re signed in to your PC with your Microsoft account and this information is missing from your profile. blogs.windows.com
  4. 4. In this flight, we’re introducing the ability for web developers to easily utilize their existing web content to build dynamic and interactive widgets that can be added to the widgets surfaces in Windows 11. blogs.windows.com
  5. 5. With this new system tray icon, you can easily express yourself by using emojis, GIFs, Kaomoji etc. across all apps and surfaces in Windows in addition to using the WIN + . keyboard shortcut which is also now shown on the emoji and more panel. blogs.windows.com
  6. 6. These top cards provide an easy way to view your PC’s key specifications—processor, RAM, storage, and GPU blogs.windows.com
  7. 7. Fixed an issue where the Snap Bar at the top of the screen was unexpectedly showing corners on the side closest to the screen. blogs.windows.com
  8. 8. Fixed a high hitting ctfmon.exe crash, which could impact the ability to type. blogs.windows.com
  9. 9. Fixed an underlying issue which could lead to Settings crashing when adding a color profile in Settings > System > Display. blogs.windows.com
  10. 10. Fixed an issue where Settings might crash after using Settings to sign into an MSA. blogs.windows.com
  11. 11. Fixed an issue for Japanese users, where the name displayed at the top of Settings > Accounts showed First Name Last Name instead of Last Name First Name. blogs.windows.com
  12. 12. Fixed an issue which could lead to a bugcheck with PDC_WATCHDOG_TIMEOUT when resuming from sleep. blogs.windows.com
  13. 13. Fixed an issue with windows.storage.dll in the last few flights, where trying to open files from an app could lead to the app crashing. blogs.windows.com
  14. 14. On AMD and Intel®-powered Copilot+ PCs, we’re beginning to roll out the ability to do real-time translation to Chinese (Simplified). blogs.windows.com
  15. 15. Improved support for web search providers in Windows Search for the EEA, including with increased discoverability. blogs.windows.com
  16. 16. this release includes increased support for the text scaling (via Settings > Text size) across File Open/Save dialogs and Wizard dialogs. blogs.windows.com
Checked automatically: 8 of 8 checks passed, 16 quoted passages
  • Quotes found in the official pages: passed
  • Numbers found in the sources: passed
  • Vulnerabilities from the dossier only: passed
  • Links to allowed domains only: passed
  • Every official change covered: passed
  • Readable plain text: passed
  • Changes confirmed by the file list: passed
  • Sources agree: passed

A second AI read the text against the sources: correctness 4/5, clarity 3/5, completeness 4/5. How we work

Published by The Update Bureau. Written with AI from Microsoft's own documents, checked by rules and a second AI. How we work · Report a mistake