Latest Windows 11 24H2 in an air gapped enviroment fails to detect any "20XX-XX Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64" from WSUS or CM SUP

Question

Windows 11 24H2 (tested September, November and latest December build) in an air gapped/offline enviroment and it fails to detect any "20XX-XX Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64" as needed or required when either getting updates via WSUS or via Configuration Manager Software Update point. Tested Windows 11 23H2 and it detects "20XX-XX Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64" as needed/required as it should.

Answer 1

It's solved after installing KB5053598 and rebooted machine, the latest Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 is detected as required

Answer 2

The log indicates that the Windows Update Agent (WUA) has detected 7 updates available for your system. This means the WUA has scanned your system and found 7 updates that are applicable and ready to be installed.

To import the Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 into an air-gapped SCCM SUP environment, follow these steps:

1. Download the Update:
   • Visit the Microsoft Update Catalog and search for the specific update (e.g., KB5050577) for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H21.
   • Download the standalone package to a USB drive or other removable media.
2. Export the Update Metadata:
   • On a WSUS server connected to the internet, open a Command Prompt as an administrator.
   • Use the wsusutil.exe tool to export the update metadata:

          wsusutil.exe export export.xml export.cab
     

   • Copy the export.xml and export.cab files to the USB drive.
3. Transfer the Update and Metadata:
   • Physically transfer the USB drive to the air-gapped SCCM server.
   • Copy the update package and the export.xml and export.cab files to the air-gapped SCCM server.
4. Import the Update Metadata:
   • On the air-gapped SCCM server, open a Command Prompt as an administrator.
   • Use the wsusutil.exe tool to import the update metadata:

          wsusutil.exe import export.xml export.cab
     

5. Import the Update Package into SCCM:
   • In the SCCM console, go to Software Library > Software Updates > All Software Updates.
   • Use the Import Updates option to import the update package from the location where you copied it.
6. Synchronize the Software Update Point:
   • In the SCCM console, go to Administration > Site Configuration > Sites.
   • Select your site and click Configure Site Components > Software Update Point.
   • Ensure the settings are configured to synchronize with the imported updates.
7. Approve and Deploy the Update:
   • Create a Software Update Group for the imported update.
   • Deploy the Software Update Group to the relevant collections.

Answer 3

Hi,

Please check the Windows Update logs and Configuration Manager logs for any errors or warnings that might give more insight into why the updates are not being detected.

Windows Update Logs:

Open Event Viewer:

• Press Win + R, type eventvwr.msc, and press Enter.
• Navigate to Windows Logs > System.
• Look for entries related to Windows Update (Event IDs 19, 20, 30, 31, etc.).

Windows Update Log File:

• Open PowerShell as an administrator.
• Run the command: Get-WindowsUpdateLog.
• This will generate a readable WindowsUpdate.log file on your desktop.

Configuration Manager Logs:

Client Logs:

• Navigate to C:\Windows\CCM\Logs on the client machine.
• Look for relevant logs such as WUAHandler.log, UpdatesDeployment.log, and UpdatesHandler.log.

Server Logs:

• On the Configuration Manager server, navigate to C:\Program Files\Microsoft Configuration Manager\Logs.
• Check logs like wsyncmgr.log, wcm.log, and objreplmgr.log.

Answer 4

Hi, @Tatsumi Morota

Thank you for posting in Microsoft Q&A forum.

Can we detect the Cumulative Updates like "20xx-xx Cumulative Update for Windows 11 Version 24H2 for x64-based Systems"?

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