Microsoft changes OS requirements for Office 2019 for Mac and Office 365 for Mac - Office 365

Microsoft changes OS requirements for Office 2019 for Mac and Office 365 for Mac - Office 365: To provide you with the best experience, after macOS 10.14 Mojave is made generally available in Fall 2018, the operating system (OS) requirement for Office for Mac is currently anticipated to change to support Apple’s three most recent versions of macOS.