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
    14
    Oct
    2025

    Microsoft Office 2019 End of Extended Support

    End of Extended Support means the end of security patches.

    Microsoft Office 2019 was launched September 24th, 2018.