Microsoft-windows-netfx3-ondemand-package.cab -extra ((new)) Jun 2026

There is in DISM or Windows Setup for a .cab file. However, the term -Extra appears in community scripts, automation wrappers (e.g., SCCM, MDT, or custom PowerShell), and older documentation as a placeholder for:

Microsoft-Windows-NetFx3-OnDemand-Package~31bf3856ad364e35~amd64~~.cab Available for AMD64 (64-bit), x86 (32-bit), and ARM64 Payload Size

: These usually mean Windows cannot find the source file. Double-check that the path points exactly to the folder containing the Version Mismatch : Ensure the Microsoft-windows-netfx3-ondemand-package.cab -Extra

If you have the .cab file and need to install it manually, follow these steps using the Deployment Image Servicing and Management (DISM) tool: as an Administrator.

The is an On-Demand Package (CAB file) containing all the necessary components of .NET Framework 3.5. It is the cornerstone of any offline installation strategy. There is in DISM or Windows Setup for a

microsoft-windows-netfx3-ondemand-package.cab is a critical cabinet file used in Windows 10, Windows 11, and modern Windows Server environments to install the legacy Microsoft .NET Framework 3.5 (including 2.0 and 3.0). It is categorized as a "Feature on Demand" (FOD), which means that to save space, the necessary binary files for this feature are not installed by default but are included within the OS installation media. Role and Functionality Legacy App Support:

(which includes 2.0 and 3.0) on modern versions of Windows 10, 11, and Windows Server. The Conflict: The "On-Demand" Dilemma The is an On-Demand Package (CAB file) containing

Do chase mysterious CAB files from random Google Drive links. Instead, use one of these proven methods:

Windows setups natively isolate older infrastructure frameworks to preserve local storage. The .cab file delivers these isolated archives directly.

Use the expand tool (built into Windows) or extrac32 :