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.

Windows 10 Security Updates end October 14, 2025

Event Information:

  • Tue
    11
    May
    2021

    Windows 10 Version 1909 End of Service

    Windows 10, Version 1909, released late in 2019, will reach the end of security patching on May 12th, 2021.