September 21, 2021—KB5005624 (OS Build 18363.1830) Preview

September 21, 2021—KB5005624 OS Build 18363.1830 Preview UPDATED 9/21/2021 REMINDER Starting in October 2021, there will no longer be optional, non-security releases known as "C" releases for Windows 10, version 1909. Only cumulative monthly security updates known as the "B" or Update Tuesday...