Microsoftwindowsnetfx3ondemandpackagecab Download Fix Server 2012 R2 New -

Method 1: Extract from the Original Windows Server 2012 R2 ISO

You can use this link to download the file directly to your server. For maximum security and file integrity, follow these best practices:

.NET Framework 3.5 (which includes .NET 2.0 and 3.0) is treated as an on-demand package. Method 1: Extract from the Original Windows Server

In older versions of Windows, like Server 2008 R2, the .NET Framework 3.5 was pre-installed with the operating system. However, starting with Windows Server 2012, Microsoft changed this to reduce the OS's disk footprint and attack surface.

Provide the local path using the -Source parameter in PowerShell or DISM. Note the drive letter assigned (e.g.

Installing the .NET Framework 3.5 on Windows Server 2012 R2 often requires a manual "On-Demand" installation because the source files are not pre-installed on the hard drive to save space. 1. Preparation: Locate the Source Files You need the original Windows Server 2012 R2 installation media (ISO or DVD). Server Fault Mount the ISO : Right-click your ISO file and select . Note the drive letter assigned (e.g., Target Folder : The required file ( microsoft-windows-netfx3-ondemand-package.cab ) is located in the \sources\sxs directory of that drive. Super User 2. Method A: Using Command Prompt (Recommended) This is the fastest method and bypasses common GUI errors. Super User Command Prompt as an Administrator. Run the following command, replacing with your actual mounted drive letter:

: Prevents DISM from attempting to contact Windows Update on the internet. Method 2: Using Windows PowerShell starting with Windows Server 2012

The Deployment Image Servicing and Management (DISM) tool is the most reliable method for injecting the CAB package: dism /online /enable-feature /featurename:NetFX3 /all /Source:D:\sources\sxs /LimitAccess