If Update Options is missing under Product Information, and the About button is the only option available, you either have a volume license or your company is using Group Policy to manage Office updates.
Microsoft office for mac 2016 free download - Microsoft Office 2016 Preview, Microsoft Office 2016, Microsoft Office 2011, and many more programs. The following information is primarily intended for IT professionals who are deploying Office for Mac to the users in their organizations. Office for Mac that comes with a Microsoft 365 subscription is updated on a regular basis to provide new features, security updates, and non-security updates.