Microsoft gave notice to organizations using perpetual-license Office versions about a coming 2023 milestone that could result in iffy Microsoft 365 services connections in this Wednesday announcement ...

Older versions of Office apps and servers will no longer get security updates as of October 2025 — when Windows 10 also reaches end of support. Microsoft is reminding customers that support for its ...

Update Aug. 8, 2022: Microsoft clarified that connections to Microsoft 365 services aren't ending for Office 2016 and Office 2019 users in Oct. 2023. Instead, some things may not work. See this ...

Microsoft has also published more in-depth articles, which can help you decide on your upgrade path: Office 2016 and 2019 suites and applications Exchange Server 2016 and 2019 Skype for Business 2016 ...