Windows 10 May 2019 Update[1] (also known as version 1903[2] and codenamed "19H1"[3]) is the seventh major update to Windows 10 and the first to use a more descriptive codename (including the year and the order released) instead of the "Redstone"[4] or "Threshold" codename.
It carries the build number 10.0.18362.
The first preview was released to Insiders who opted in to the exclusive Skip Ahead ring on July 25, 2018.
[5] Notable changes in the May 2019 Update include:[6][7] The update has reached the end of service on December 8, 2020.
[8] Slow ring:February 27, 2019 Slow ring:March 11, 2019 Slow ring:March 15, 2019 Slow ring:March 22, 2019 Release preview:April 8, 2019 Slow ring and release preview:May 1, 2019 Public release:May 21, 2019 Public release:May 29, 2019 Public release:June 27, 2019 Public release:July 26, 2019 Public release:August 30, 2019 Public release:September 26, 2019 Public release:October 24, 2019 Public release:February 27, 2020 Public release:March 24, 2020