Note To install this update, you must be running OS X Yosemite 10.10 or a later version, and you must have a valid Microsoft Office 365 subscription. Additionally, see more information about Office 365 Subscription options. If you already have Office 2011 for Mac installed, you can run Office 2011 and Office 2016 side by side.
For a complete list of affected versions of Microsoft Office software, see KB3080790 .
Method 1: Microsoft AutoUpdate for Mac
Method 2: Microsoft Download Center
Article ID: 3082420 - Last Review: Aug 11, 2015 - Revision: 1