This update, as the name implies, is to celebrate the first anniversary of Windows 10.
[7][8][9] The update has reached end of service on April 10, 2018 in the Semi-Annual Channel.
[11] Support of this update for systems based on Intel Clover Trail chipset was available until January 10, 2023.
[12][13][14] The Enterprise LTSB and IoT Enterprise LTSB editions will reach end of service on October 13, 2026.
[15] Slow ring:March 30, 2016 Slow ring:June 17, 2016 Slow ring:June 21, 2016 Slow ring:July 20, 2016 Release preview:July 28, 2016 [48] This update is no longer available from Windows Update, Microsoft Update Catalog or other release channels since August 5, 2021.