Alternatively, you can enable it via PowerShell as an administrator: powershell
Add-WindowsPackage -Online -PackagePath "C:\microsoft-windows-netfx3-ondemand-package.cab" Use code with caution. Summary of Benefits
Double-click the downloaded ISO file to mount it as a virtual drive in Windows Explorer.
While Microsoft pushes developers toward modern .NET versions, millions of businesses and power users still rely on .NET 3.5 (which includes .NET 2.0 and 3.0). The typical solution is to let Windows Update fetch the files. However, when you are offline, dealing with a corrupted system image, or simply want a , the best answer is the microsoft-windows-netfx3-on-demand-package.cab . microsoftwindowsnetfx3ondemandpackagecab extra free
Navigate to the sources\sxs directory on the mounted drive to find microsoft-windows-netfx3-ondemand-package~31bf3856ad364e35~amd64~~.cab . .net 3.5 TS on Windows 11 22h2 via SCCM : r/SCCM
Ensure your Windows ISO version exactly matches your installed OS build (e.g., Windows 11 23H2 media for a 23H2 OS).
Save as Extract-NetFx3.ps1 :
This usually indicates one of two problems:
The microsoft-windows-netfx3-ondemand-package.cab file is an indispensable tool for maintaining compatibility with older software in modern Windows environments. By using this method, you can bypass internet dependencies, fix stubborn installation errors, and safely install .NET Framework 3.5 without additional costs.
This occurs if the source cannot be found. Ensure the path in the DISM command is correct and the file name matches exactly. Not Enough Space: The install size is roughly , ensure you have enough disk space. Conclusion Alternatively, you can enable it via PowerShell as
Found within the Windows installation media (ISO) at \sources\sxs\ .
The file is a critical "Feature on Demand" (FOD) component used to install or enable .NET Framework 3.5 (which includes versions 2.0 and 3.0) on Windows systems .
If you are a Windows user, developer, or IT administrator, you have likely encountered the need to install older applications that require the .NET Framework 3.5. While modern versions of Windows 10 and 11 come with .NET 4.x or 5+ pre-installed, many legacy programs fail to run without the older 3.5 framework, prompting a frustrating "Feature on Demand" prompt or an installation error. The typical solution is to let Windows Update
When installations fail, they often produce specific error codes: