Office 2010 - Support Ended (like Office 2016 for Mac)

Be aware about end of support for Office 2010 and Office 2016 for Mac. Microsoft will no longer provide technical support, bug fixes, or security updates for these products, at the same time organizations, that continue to use them, may face increased security risks (and compliance issues over time)

Here it is a Microsoft article with more details:

https://www.microsoft.com/en-us/microsoft-365/blog/2020/10/13/support-for-office-2010-and-office-2016-for-mac-has-ended-heres-what-you-need-to-know/