https://www.bleepingcomputer.com/news/microsoft/windows-10-april-2018-update-support-ending-in-november-2019/ > Microsoft's Windows-as-a-service (WaaS) concept for Windows 10 yields a schedule of new updates and retirement for older versions. It's Patch Tuesday and Microsoft has released new cumulative updates for all supported versions of Windows 10, but at the same time, Microsoft has again confirmed that support for April 2018 Update is nearing its end. > In a support document, Microsoft states that Windows 10 April 2018 Update will reach the end of servicing on November 12, 2019. This applies to Windows 10 Home, Pro, Pro for Workstations and Core users. It's worth noting that enterprise, Education and IoT Enterprise editions will reach the end of support in November of 2020.