This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see
Microsoft Security Bulletin MS16-133. Microsoft Office 2016 for Mac includes versions of Microsoft Word, Excel, and PowerPoint that are designed for the Mac. The November 15, 2016, update provides fixes for issues in the Office 2016 for Mac Suite that affect Word, Excel, and PowerPoint.
To install this update, you must be running OS X Yosemite 10.10 or a later version, and you must have a valid Office 365 Subscription. In addition, see more information about Office 365 Subscription options.
If you already have Office for Mac 2011 installed, you can run Office for Mac 2011 and Office 2016 for Mac side-by-side. If you want to remove Office for Mac 2011, see
Uninstall Office 2011 for Mac.
For a complete list of affected versions of Microsoft Office software, see 3199168.
Improvements and fixes
This update provides the following fixes and improvements.
Find and fix accessibility issues that occur when composing messages or invitations by using the Accessibility Checker.
Microsoft AutoUpdate 3.8.1
Microsoft AutoUpdate includes a new option to automatically detect, download, and install updates.
Fixes an issue where Microsoft AutoUpdate crashes when older versions of Microsoft Silverlight are installed.
How to obtain and install the update
Method 1: Microsoft AutoUpdate for Mac
This update is available from Microsoft AutoUpdate. AutoUpdate is provided together with Office. It automatically keeps Microsoft software up-to-date. To use AutoUpdate, start a Microsoft Office program, and then click Check for Updates on the Help menu.
Method 2: Microsoft Download Center
This update is available for download and installation from the Microsoft Download Center:
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services Microsoft scanned these files for viruses. Microsoft used the most current virus-detection software that was available on the date that the files were posted. The files are stored on security-enhanced servers that help prevent any unauthorized changes to the files.
See Office 2016 for Mac upgrade to 64-bit for more information.
Security update deployment information
For deployment information about this update, see
Microsoft Knowledge Base article 3199168.
Update replacement information
This security update replaces security update 3193438.