Office 365 for Mac apps will no longer be supported on macOS 10.13 High Sierra or older starting November 10, 2020. Microsoft announced the change on its Office 365 message center, and users of these older versions macOS will no longer get app updates and new features starting next month.
“As of the Microsoft 365 for Mac November 2020 update, macOS 10.14 Mojave or later is required to receive updates to Word, Excel, PowerPoint, Outlook and OneNote. If you continue with an older version of macOS, your Office apps will continue to work but you will no longer receive any updates including security updates”, the company explained.
New installs of Office 365 for Mac will also require macOS 10.14 Mojave or newer starting next month. The Office 365 apps for Mac are currently available from both the Mac App Store and a standalone installer you can get on office.com. Either way, Office 365 (now Microsoft 365) subscribers get monthly updates with quality and security fixes every month,.
The soon to be unsupported macOS 10.13 High Sierra was released three years ago, and Apple releases a new major update for its desktop OS every year in the fall season. Big Sur, the next major update be the first version of the OS compatible with both Intel-based and ARM-based Macs. During its annual developer conference in June, Apple announced that Microsoft had already recompiled Word, Excel, and PowerPoint for the first ARM-based Macs that are expected to ship later this year. a work
