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Windows End of Support Calendar

The below End of Support Calendar shows all 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.

Event Information:

  • Tue
    14
    Oct
    2025

    Microsoft Office 2016 End of Extended Support

    Includes all programs within this version of Microsoft Office, but the security problems apply in particular to software that receives information from the Internet: Outlook, OneNote.

    Mainstream support for this version of Office ended October 13th, 2020.

    End of extended support refers to the date when Microsoft no longer provides automatic fixes, updates, or online technical assistance.