If you’ve ever tried to install older software (like AutoCAD 2016, SQL Server 2014, or legacy ERP tools) on Windows 10 or Windows 11, you’ve likely encountered the dreaded error: “.NET Framework 3.5 includes .NET 2.0 and 3.0.”
The Microsoft-windows-netfx3-ondemand-package.cab is a "Feature on Demand" (FoD) package. It contains all the necessary payload files to install .NET Framework 3.5 (which includes versions 2.0 and 3.0) without needing an active internet connection during the installation process. This is particularly useful for: Offline Systems: Computers without internet access. Download Microsoft-windows-netfx3-ondemand-package.cab
Dism /online /enable-feature /featurename:NetFx3 /All /Source:D:\sources\sxs /LimitAccess Use code with caution. Copied to clipboard Demystifying the Microsoft-Windows-NetFx3-OnDemand-Package
Identify the Package: You will see a file named microsoft-windows-netfx3-ondemand-package.cab. How to Install Using the .cab File Restart the PC and re-run the command
Right-click on Command Prompt and select Run as administrator.