Windows 11 Insider Preview Build 27842 has been released to the Canary Channel. There are no plans to release SDKs for the 27xxx series builds.
Changes include:
- Temporary disappearance of enhanced battery iconography.
- A new user interface for unexpected restarts is being previewed, appearing as a “green screen” for Insiders on version 24H2 and higher.
- The Windows Security app will display additional details about Pluton TPM chips under Device security.
Fixes include:
- Resolved issues with Windows Update toggle, high CPU usage by lsass.exe, and crashes in ctfmon.exe and DWM.
- Improved reliability of explorer.exe and fixed display issues with external graphics cards and JPG images.
- Corrected problems with the Smart App Control icon and the Run dialog autocomplete.
Known issues include:
- Users on new Copilot+ PCs may lose access to Windows Hello PIN and biometrics.
- Night light functionality is not working for some Insiders.
- Bugcheck issues when using Xbox Controllers via Bluetooth.
Insiders in the Canary Channel should note that builds may evolve and features may be removed or never reach general release. A clean installation of Windows 11 is required to exit the Canary Channel.