Cab File For .net Framework 3.5 [2024]

This is the most reliable method if you cannot use Windows Update.

  • Locate the File: Look for a file with a name similar to: microsoft-windows-netfx3-ondemand-package~31bf3856ad364e35~amd64~~.cab
  • Copy it: Copy this file to a local folder on your C: drive (e.g., C:\DotNet35).

    • Now that you have the .cab file locally, you can use the Deployment Image Servicing and Management (DISM) tool to install it.

  • Restart your computer if prompted.

    • By default, modern Windows versions do not install .NET Framework 3.5. When an application requests it, Windows prompts you to download it via Windows Update. However, this fails in many scenarios:

    The standard GUI-based "Turn Windows features on or off" method often ends with: cab file for .net framework 3.5

    "Windows couldn't complete the requested changes. Error code: 0x800F0906, 0x800F081F, or 0x800F0907"

    These error codes typically mean: Source files not found. This is the most reliable method if you

    Solution: Manually specify the CAB file as the installation source using the Deployment Image Servicing and Management (DISM) tool.