Windows 10 build 18346.1

Windows 10 19H1 build 18346 was released on 2019-02-26 to Insiders in the Fast Ring. It contains general bugfixes and improvements.

New features

 * Emoji 12.0 has been updated to include support for the final version finalized in early 2019-02
 * Other bugfixes and general improvements listed in the official announcement.