Microsoft has released Windows 10 Insider Preview Build 18932 (from development branch 20H1) for Windows Insider in the Fast Ring and Skip Ahead Ring.
The announcement with details about new features/changes and bugs can be found in the Windows Blog. This build offers improvements in mouse eye control, ease of use and settings. The features of the Your Phone app have also been enhanced.
The new version fixes a number of bugs, but has a lot of known bugs itself. See the Windows Blog for details.