Microsoft Download Center
The following file is available for download from the Microsoft Download Center:
Download the PersistentChatSDKSetup.exe package now.Note If you already have an older version of Lync Server 2013 Persistent Chat SDK installed, you must uninstall the older version before you install the new version.
Release Date: October 2013
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. Prerequisites
There are no prerequisites for applying this update package.
Restart requirement
You do not have to restart the computer after you apply this update.Hotfix replacement information
This update does not replace a previously released update.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
To apply this update, install the PersistentChatSDKSetup.exe package on a Lync Server 2013 Standard Edition-based server or on a Lync Server 2013 Enterprise Edition-based front-end server.
Removal information
To remove this update, use the
Add or Remove Programs item in Control Panel.
File information
This cumulative update may not contain all the files that you must have to fully update a product to the latest build. This cumulative update contains only the files that you must have to correct the issues that are listed in this article.After the cumulative update is installed, the global version of this cumulative update has the file attributes, or a later version of the file attributes, that are listed in the following table:| File name | File version | File size | Date | Time | Platform |
| Microsoft.rtc.chat.endpoint.dll | 5.0.8308.291 | 1,186,304 | 18-Feb-13 | 11:46 | x86 |
| Eula_persistentchat_sdk.rtf | Not Applicable | 22,867 | 7-Sep-12 | 9:21 | Not Applicable |
| Microsoft.rtc.collaboration.dll | 5.0.8308.291 | 5,966,336 | 18-Feb-13 | 12:08 | x86 |
| Microsoft.rtc.collaboration.persistentchat.dll | 5.0.8308.0 | 354,304 | 12-Sep-12 | 3:16 | x86 |
| Persistentchatsdk.chm | Not Applicable | 1,654,858 | 7-Sep-12 | 9:25 | Not Applicable |
| Persistentchatsdkruntimesetup.exe | 5.0.8308.291 | 8,015,872 | 18-Feb-13 | 13:14 | x64 |
| Samplechat.cs | Not Applicable | 10,236 | 7-Sep-12 | 9:25 | Not Applicable |
| Samplecommon.cs | Not Applicable | 17,414 | 7-Sep-12 | 9:25 | Not Applicable |
| Sampleloadtest.cs | Not Applicable | 25,849 | 7-Sep-12 | 9:25 | Not Applicable |
| Sampleriamo.cs | Not Applicable | 6,473 | 7-Sep-12 | 9:25 | Not Applicable |
| Samplesearchrooms.cs | Not Applicable | 7,979 | 7-Sep-12 | 9:25 | Not Applicable |
| Sipeps.dll | 5.0.8308.291 | 1,783,296 | 18-Feb-13 | 11:46 | x64 |