June 2026 cumulative update 7.0.2046.849 for Skype for Business Server Subscription Edition, Front End Server and Edge Server (KB5090681)

This update fixes several issues in Skype for Business Server Subscription Edition, Front End Server and Edge Server. The version number of this update is 7.0.2046.849.

How to install the update

To install the update for Skype for Business Server SE, Front End Server and Edge Server, you must follow the steps that are described in Updates for Skype for Business Server Subscription Edition (SE) (KB5065372).

Note The Cumulative Server Update Installer applies all updates for the appropriate server role in one operation.

Prerequisites

There are no prerequisites for installing this update.

Registry information

To use one of the updates in this package, you don't have to make any changes to the registry.

Restart requirement

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

Update package installation information

To apply this update, you must follow the steps that are described in Updates for Skype for Business Server Subscription Edition (SE) on computers that are running the following server roles:

  • Skype for Business Server 2019, Standard Edition server
  • Skype for Business Server 2019, Enterprise Edition - Front End Server
  • Skype for Business Server 2019, Edge Server

Removal information

You must uninstall all cumulative updates of core components that are at version 7.0.2046.123 or a later version before you uninstall the cumulative updates for Skype for Business Server 2019 (Front End server and Edge server) that are at 7.0.2046.116 or a later version. Otherwise, you won't be able to start the RTCSRV service.

To remove both updates, follow these steps.

Note We recommend that you see the instructions that are described in Updates for Skype for Business Server Subscription Edition (SE) when you remove both updates.

  1. Open Control Panel, and then select Program.

  2. Select Installed Updates.

  3. Uninstall all updates of core components that are of version 7.0.2046.123 or a later version.

  4. Uninstall the following updates for Skype for Business Server 2019 (Front End server and Edge server) that are of version 7.0.2046.116 or a later version:

    Press and hold (or right-click) Skype for Business Server 2019, Front End Server and Edge Server (KB4582625) with version 7.0.2046.244. Then, select Uninstall.

    Press and hold (or right-click) Skype for Business Server 2019, Front End Server and Edge Server (KB4528672) with version 7.0.2046.151. Then, select Uninstall.

    Press and hold (or right-click) Skype for Business Server 2019, Front End Server and Edge Server (KB4499991) with version 7.0.2046.123. Then, select Uninstall.

    Press and hold (or right-click) Skype for Business Server 2019, Front End Server and Edge Server (KB4506173) with version 7.0.2046.116. Then, select Uninstall.

File information

The global version of this cumulative update uses a Microsoft Windows Installer package to install the cumulative update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date 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.

After the update is installed, the global version of this 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
File_gac_microsoft.rtc.server.webinfrastructure.dll 7.0.2046.849 42,75,552 08-May-26 11:36 x64
File_healthagent.exe 7.0.2046.849 3,09,048 08-May-26 12:05 x86
File_microsoft.rtc.healthagent.common.dll 7.0.2046.849 2,75,768 08-May-26 11:55 x86
File_microsoft.rtc.healthagent.probes.backupserviceprobe.dll 7.0.2046.849 2,43,040 08-May-26 12:06 x86
File_microsoft.rtc.healthagent.probes.localserviceprobe.dll 7.0.2046.849 2,37,880 08-May-26 12:05 x86
File_microsoft.rtc.healthagent.probes.routinggroupprobe.dll 7.0.2046.849 2,69,624 08-May-26 12:06 x86
File_microsoft.skype.managedhttpwebrequest.dll 4.0.0.0 59,944 08-May-26 13:10 x86
File_microsoft.skype.serviceshared.azure.odataclients.dll 1.2.1.0 38,472 08-May-26 13:10 x86
File_server_microsoft.rtc.internal.storage.lyss.dll 7.0.2046.849 9,81,304 08-May-26 11:35 x86

References

Learn about the standard terminology that Microsoft uses to describe software updates.

Get the latest update for Skype for Business Server SE.