Windows 10 build 18945

Windows 10 build 18945 is the twenty-first public build of the "20H1" update for Windows 10. It was released on 2019-07-26 to Windows Insiders in the Fast ring.

New changes

 * New Cortana experience featuring a new user interface
 * Windows Subsystem for Linux (WSL) improvements
 * Various improvements to Narrator and text cursor indicator accessibility options
 * Improved file explorer search is now available to all insiders
 * Bugfixes and general improvements listed in the official announcement.