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An update is available that fixes an issue in the release of Microsoft Silverlight 5 for Macintosh (MS14-014) from March 11, 2014. It includes all security fixes in MS14-014 (KB 2932677) and supersedes MS14-014 on Macintosh OS X. For more information about the issue that this update resolves, see the "More Information" section.

More Information

Download information

The following file is available for download from the Microsoft Download Center:
Download Download the package now.

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 this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.


This update applies to any Macintosh OS X operating systems that are supported by Microsoft Silverlight. It does not require a previous installation of Microsoft Silverlight.

Restart requirement

You do not have to restart your computer to complete this installation.

Other ways to install this update

Every version of Microsoft Silverlight 5 for Macintosh includes a self-updater that can periodically scan for the latest updates to the Silverlight plugin. If the self-updater is enabled and detects the new version, the plugin prompts the user to download and install the update.

The latest version of Microsoft Silverlight 5 is installable from the Get Microsoft Silverlight page.

The global version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

For all supported versions of Microsoft Silverlight 5 for Macintosh

File name

File version

File size













Issue that this update resolves

Issue 1

On MacBook Pros or other Macintosh computers that have automatic graphics switching enabled, the Silverlight plugin crashes intermittently.

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