Microsoft has closed the window during which testers can switch from the Dev to the Beta channel as of today's release of Windows 11 build 25115 to the Dev Channel.
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As of today's build 22581, Microsoft is introducing several features into the Windows 11 Beta channel.
Windows Insiders in the Dev and Beta channels can check out Windows 11 Build 22610, which adds a bunch of new policies for IT admins and removes SMB1 support by default for many users.
But if you still need it, you can get it.
The first PCs to incorporate Microsoft's Pluton security chip will be available from Lenovo this May.
Microsoft is focusing on management and security with new capabilities like Remote Help and Windows Autopatch.
Microsoft is releasing a new Windows 11 test build from its 'Nickel' development branch that is chock-full of new features and updates.
Microsoft is taking the first step toward making WSL available as a decoupled app available via the Microsoft Store via a first preview release.
Microsoft is testing a new way to improve the Windows updating process with Update Stack Packages, available to testers in the Windows 11 Dev Channel starting with today's latest build, 22478.
Windows 11 test build 22000.65, available to those in the Dev Channel, includes a number of fixes to Microsoft's first official Windows 11 preview.