Microsoft Office 2019 (Second perpetual release of Office 16) is a version of Microsoft Office for both Windows and Mac. It is the successor to Office 2016 and was succeeded by Office 2021 on October 5, 2021. It was released to general availability for Windows 10 and for macOS on September 24, 2018. Some features that had previously been restricted to Office 365 subscribers are available in this release. Office 2019 remain same major version 16 as predecessor Office 2016, therefore it is second perpetual release of Office 16. Mainstream support for Office 2019 will end on October 10, 2023; unlike older versions of Office, Office 2019 will only get two years of extended support, which means that support for Office 2019 will end on the same day as support for Office 2016 will, on October 14, 2025.