August 4, 2020, update for Skype for Business 2016 (KB4484464)

Applies to: Skype for Business 2016

Microsoft has released an update for Microsoft Skype for Business 2016. The version number of this update is 16.0.5044.1000.

In addition to the release of the new client, this update fixes an issue. Before you install this update, see the prerequisites.

Get update 4484464 for Skype for Business 2016

Microsoft Update Catalog

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Microsoft Download Center

The update is available for download from the Microsoft Download Center.



For more information about how to download Microsoft support files, see the following Microsoft Knowledge Base article:

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.

Fixes and improvements

This update contains the following fix:

  • 4563409 Remote participant isn't updated when a PSTN call is transferred in Skype for Business 2016

More information


To apply this update, you must have either of the following updates installed:

  • 3203472 August 1, 2017, update for Office 2016 (KB3203472)
  • 4011099 September 5, 2017, update for Office 2016 (KB4011099)

Additionally, you must have the October 2, 2018, update for Office 2016 (KB4011669) installed.

Restart information

You may have to restart the computer after you apply this update.

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.



The Office System TechCenter contains the latest administrative updates and strategic deployment resources for all versions of Office. See Office System TechCenter.