Windows 10, version 1803 end of servicing - Microsoft Lifecycle
https://learn.microsoft.com/en-us/lifecycle/announcements/windows-10-1803-end-of-servicing
WebJun 5, 2019 · Windows 10, version 1803 will reach the end of servicing on November 12, 2019. This applies to the following editions* of Windows 10 released in April of 2018: Windows 10, version 1803, Home; Windows 10, version 1803, Pro; Windows 10, version 1803, Pro for Workstations; Windows 10, version 1803, IoT Core
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