Windows End of Support Calendar

The End of Support Calendar shows Microsoft Operating Systems end of support dates, whether they are the end of mainstream support that updates features and cosmetic changes, or extended support, which ends security fixes and all Microsoft technical support other than old web pages.

Security updates for Windows 11 annual edition 23H2 end in November.

Event Information:

  • Tue
    12
    Nov
    2019

    Windows 10 Version 1803 End of Service

    Windows 10, version 1803, released in April of 2018, will reach end-of-service on November 12th, 2019.