Windows 10 build 18980.1

Windows 10 build 18980 is the twenty-eighth public build of Windows 10 version 2004. It was released on 2019-09-12 for insiders in the Fast ring. It is the first build from the vb_release branch.

New features

 * The new Cortana experience is now available to all insiders worldwide
 * Windows Subsystem for Linux (WSL2) is now supported on ARM64 devices
 * The new interface for Optional Features is now available for all insiders
 * Bugfixes and general improvements listed in the official announcement.