If you’re on an unsupported version of macOS, your Office apps will still work but you would no longer receive any updates including security updates.

Note that new installs of Office 2021 for Mac will also require macOS 10.15 or later. Upgrading your operating system to macOS 10.15 or later will allow Office updates to be delivered for your apps.

OneDrive: Select Send Feedback from the Help & Settings tab. Outlook: Select Contact Support from the Help menu. Word, Excel, PowerPoint and OneNote: Select the Feedback icon in the top-right corner of the app. If you encounter any issues while using Office, please send us feedback so we can address them. For the best experience with the new operating system, make sure that you have installed the latest updates for Word, Excel, PowerPoint, Outlook and OneNote. Apple made macOS Monterey generally available (GA) on October 25 2021. For example, if you’re on macOS 10.15, but later you don’t update your macOS to a supported version when macOS 10.15 is no longer supported, you won’t receive any updates of any kind.Īs new major versions of macOS are released and older versions become unsupported, we highly recommend you continue to update your macOS to a supported version in order to receive mainstream support such as security updates as well as new features.

What if I don't update macOS to a supported version? Learn more about the latest macOS releases. The October 2021 update (16.54) is the last build to support macOS 10.14 Mojave. Note that new installs of Microsoft 365 for Mac will also require macOS 10.15 or later. If you continue with an older version of macOS, your Office apps will still work, but you'll no longer receive any updates including security updates. Starting with the November 2021 update (16.55) macOS 10.15 Catalina or later is required receive updates to Word, Excel, PowerPoint, Outlook and OneNote.

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