In this article, we will talk about the latest Windows 11 25H2 Preview Build for the Dev Channel, which is Build 26220.6780.
Windows 11 25H2
Windows Insiders in the Dev Channel will see the versioning updated under Settings > System > About (and winver) to version 25H2. This denotes that Windows 11, version 25H2 will be this year’s annual feature update. As mentioned here, Windows 11 will have an annual feature update cadence that releases in the second half of the calendar year. For more information, see this blog post here.
New AI Agent in Settings Features for Copilot+ PCs
Recommend Settings: Now allows for faster changes by showing an inline agent action for recently modified settings.

Search: Microsoft now show more available results in the search fly out to discover what you’re looking for and to allow you to quickly modify those settings. In cases where the settings can’t be adjusted further, a dialog lets you know why and provides an option to modify the settings as needed.

New Click to Do Feature for Copilot+ PCs
Microsoft is making it easier to act on what matters. Visual cues now make key entities, such as emails, tables, and more, light up on your screen as you launch Click to Do. Click on these entities to discover powerful actions that help you work faster and smarter.
New Drag Tray Features
Drag Tray now supports multi-file sharing, intelligently surfaces more relevant apps, and enables seamless file movement to a chosen folder.

New Administrator Protection
The ability to enable Administrator Protection via Windows Security under Account protection is now available again.
New OneDrive Icon
Microsoft is rolling out the new OneDrive icon in Accounts and Homepages in Settings.
New Dark Mode Run Box
Microsoft continue to make improvements to the dark more experience in Windows 11. This week they are updating the Run dialog. This change is on a very slow rollout so not many Insiders will see it right away.

Fixes in this Build
Taskbar and System Tray
- Fixed an issue where pressing WIN + <number> repeatedly wasn’t cycling through the windows of an app as expected.
File Explorer
- Fixed an issue in the previous flight which was causing File Explorer to crash a lot for some Insiders.
Start Menu
- Fixed an issue which was causing Start menu to unexpectedly scroll to the top when interacting with it.
- Fixed an issue where the context menu in Start wouldn’t open with touch (just immediately dismissed).
Search
- Fixed an issue where searches might show unexpected text instead of the expected results and images.
Other
- If you were experiencing a large number of apps (including browsers) crashing in the previous flight, that should no longer repro with this update.
For more information about this Build, you can check this article from the Microsoft Blog.
For a more in-depth presentation of the New Build, you can watch the video below from the youtube channel.