This update replaces the following previously released update: 2500441 Description of the update package for Lync Server 2010, Web Components Server: April 2011. Registry information. To use one of the update packages in this package, you do not have to make any changes to the registry. Update package installation information.

Run the Cumulative Server Update Installer by using the UI or a command prompt. Note When you click Install Updates, the UI indicates which updates are installed. To run the installer, run the following command: LyncServerUpdateInstaller.exe Note The following bullet points describe parameters that you can use with the LyncServerUpdateInstaller.exe command:

To resolve this issue, follow these steps: Remove the duplicate entries in the two sections after the <location path="Lync Server Internal Web Site" overrideMode="Allow"> and <location path="Lync Server External Web Site" overrideMode="Allow"> tags.

Describes the issues that are resolved in the October 2012 cumulative update package for Lync Server 2010, Web Components Server.

Describes the bugs that are resolved in the January, 2011 cumulative update package for Lync Server 2010, Web Components Server.

This cumulative update fixes a list of issues that are described in the Knowledge Base articles in the "Improvements and issues that the cumulative update contains" section. It also improves the reliability, stability, and performance of Lync Server 2013 web components server. The version number of this update is 5.0.8308.974.

April 2016 cumulative update 4.0.7577.728 for Lync Server 2010, Web Components Server. This cumulative update fixes a range of issues in Microsoft Lync Server 2010, Web Components Server. The version number of this update is 4.0.7577.728 .

Update package installation information. To install this update package, install the KB2500441-x64-WebComponents.msp package on computers in your network that are running the following platforms: Lync Server 2010 - Standard Edition. Lync Server 2010 - Enterprise Edition - Front-end.

Update package installation information. To install this update package, install the WebComponents.msp package on computers in your network that are running the following platforms: Lync Server 2010 - Standard Edition. Lync Server 2010 - Enterprise Edition - Front-end.

More Information Microsoft Download Center. To install the cumulative update for Lync Server 2013, Web Components, use one of the following methods.