Which macOS do different Office Mac versions support ?

By the time of the November 2022 update (16.67)

Office Mac 2021 : macOS Big Sur 11 or later

If you already installed the office mac 2021 , You can still use it on macOS Catalina 10.15 or later , your Office apps will still work, but you'll no longer receive any updates including security updates.

 

Office Mac 2019 will Suport the newest 3 macOS editions, currently they are :

macOS 11.0 Big Sur, macOS 12.0 Monterey and macOS 13 

Office Mac 2019: macOS Big Sur 11 or later

If you already installed the office mac 2019 , You can still use it on macOS Catalina 10.15 or later , your Office apps will still work, but you'll no longer receive any updates including security updates.

Office Mac 2016: macOS 10.10 "Yosemite" - macOS 11.0 "Big Sur"

Support for Office 2016 for Mac ended on October 13, 2020. so you wont have any updates for the office 2016 Mac

 

Office Mac 2011 : OS X From 10.5.8 to 10.12

Support for Office 2011 for Mac ended on October 10, 2017. so you wont have any updates for the office 2011 Mac

Anyway, if you need any edition of office for Mac , you can get it from keyingo.com, it will provide you all editions with the best price