Often, you do not target the .cab directly using /Add-Package for Features on Demand. Instead, you use /Enable-Feature while pointing to a source directory containing the extracted cab or a parent folder.

If copying from a file listing that shows spaces, it to replace spaces with tildes ( ~ ), or use quotes around the full path.

| Component | Meaning | |-----------|---------| | microsoft-windows-netfx3-ondemand-package | This is the official Microsoft package for – delivered as an on-demand, Feature on Demand (FoD) package. | | 31bf3856ad364e35 | The Public Key Token for Microsoft’s Windows component signing. It is a hash that uniquely identifies Microsoft’s signature. Any trusted Windows package must contain this same token. Do not alter or remove it. | | amd64 | Architecture: 64-bit (AMD64 / x86-64) . For Intel or AMD 64-bit processors. | | en-us | Language: English (United States) – contains English resources, dialog boxes, and error messages. | | .cab | Cabinet file format. |

Why is this package so frequently searched for by IT professionals? Despite the existence of .NET 4.8, .NET 5, 6, 7, and 8, the .NET Framework 3.5 remains a requirement for a vast swathe of legacy enterprise software.

There are two primary ways to utilize the microsoft-windows-netfx3-ondemand-package file if you have obtained it (usually via a Windows ISO or a Volume License Service Center download).