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
  • Tue
    14
    Jan
    2020

    End of extended support refers to the date when Microsoft no longer provides automatic fixes, updates, or online technical assistance. Without Microsoft support, you will no longer receive security updates that can help protect your PC from harmful viruses, spyware, and other malicious software that can steal your personal information.

  • Tue
    14
    Jan
    2020

    End of extended support refers to the date when Microsoft no longer provides automatic fixes, updates, or online technical assistance. Without Microsoft support, you will no longer receive security updates that can help protect your PC from harmful viruses, spyware, and other malicious software that can steal your personal information.

  • Fri
    31
    Jan
    2020

    For Office 365 subscribers, Office can be used on Windows 7 until January 2020, with the exception of OneNote 2016, which be supported to October 2020 for mainstream support and October 2025 for extended support.

  • Tue
    12
    May
    2020

    Windows 10, version 1809, also known as the October 2018 update, will reach end-of-service on May 12th, 2020.

  • Tue
    13
    Oct
    2020

    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.

    The support date is for the last service pack for this version of Office, Service Pack 2. Support for this version of Office, without service packs, ended July 10th, 2012.

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

  • Tue
    13
    Oct
    2020

    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 refers to updated designs and features and other cosmetic changes and support provided by Microsoft that do not fall under security updates.

  • Tue
    13
    Oct
    2020

    For Office 365 subscribers, Office can be used on Windows 7 until January 2020, with the exception of OneNote 2016, which be supported to October 2020 for mainstream support and October 2025 for extended support.

  • Tue
    13
    Oct
    2020

    Microsoft Office 2010 left the end Extended Support on October 13th, 2020, and no longer receives security fixes. Mainstream Support, which also included bug fixes, ended October 13th of 2015. These dates are for Office installations that included Service Pack 2. Un-updated versions ended Extended Support on July 10, 2012, and Service Pack 1 support ended October 14, 2014.

    The product was launched July 15th, 2010.

  • Mon
    30
    Nov
    2020

    Microsoft Teams, a part of Office 365, will stop supporting Internet Explorer on November 30th, 2020.

  • Tue
    08
    Dec
    2020

    Windows 10, version 1903, also known as the May 2019 update, will reach end-of-service on December 8th, 2020.