How to Download and Install microsoftwindowsnetfx3ondemandpackagecab on Windows Server 2012 R2
: If you have multiple language packs installed, the installation might fail until they are removed, leaving only one primary language. WSUS Interference
dism /online /get-features | findstr "NetFx3"
Here, /source points to the folder containing the .cab (not the .cab file itself). /limitaccess prevents DISM from contacting Windows Update. Mount the Windows Server 2012 R2 ISO to your system (e
Mount the Windows Server 2012 R2 ISO to your system (e.g., as drive D: ). Navigate to the following directory: D:\sources\sxs\
Once you have obtained or copied the .cab file to a location on your server (e.g., C:\Temp\ ), you can proceed with the installation using any of the following methods.
Once the microsoft-windows-netfx3-ondemand-package.cab source is available or Windows Update routing is corrected, use one of the execution vectors below to deploy the component. Option 1: Command Line Interface (DISM) Installing .Net 3.5 on Windows 2012 R2 - Server Fault Option 1: Command Line Interface (DISM) Installing
: Use the following command to point specifically to that file:
: Locate your original Windows Server 2012 R2 Installation ISO. Right-click it and select Mount .
What specific are you seeing if the installation fails? Share public link but by default
Run the installation again via Server Manager or DISM without the /Source parameter. Troubleshooting Can not install dotNet 3,5 on Windows Server 2012R2
Windows Server 2012 R2 is a robust platform, but by default, it does not have the .NET Framework 3.5 (which includes 2.0 and 3.0) installed. Furthermore, because it is considered a "Feature on Demand," the installation files are not present in the standard system directory.
Ensure your ISO matches the exact build architecture (64-bit) and language of your OS. The system cannot find the file specified.
If you are looking for a "review" of using the microsoft-windows-netfx3-ondemand-package.cab
file (usually around 70MB) provides the exact payload needed for the "Features on Demand" installation. Ease of Use: While not a "double-click" installer, the