# Specify the source folder (without needing to name the CAB directly) Install-WindowsFeature -Name NET-Framework-Features -Source C:\Temp
Once the microsoft-windows-netfx3-ondemand-package.cab source is available or Windows Update routing is corrected, use one of the execution vectors below to deploy the component. Option 1: Command Line Interface (DISM) Installing .Net 3.5 on Windows 2012 R2 - Server Fault
In the lifecycle of Windows Server 2012 R2, few administrative tasks have proven as persistently necessary—or as deceptively complex—as enabling the .NET Framework 3.5 (NetFX3). Many legacy applications, from SQL Server older versions to custom ERP systems, refuse to run without it. While Server 2012 R2 reached its end of mainstream support, many enterprises still rely on it, requiring administrators to source the elusive for a reliable, source-based installation. # Specify the source folder (without needing to
Mount the Windows Server 2012 R2 ISO file onto your server or insert the physical media.
Right-click the Start menu and select .
Processing 1 of 1 - Adding package Microsoft-Windows-NetFx3-OnDemand-Package~31bf3856ad364e35~amd64~~6.3.9600.16384 [==========================100.0%==========================] The operation completed successfully.
This comprehensive guide explains how to acquire the necessary microsoft-windows-netfx3-ondemand-package~31bf3856ad364e35~amd64~~.cab file and successfully install it on your server. Understanding the NetFx3 OnDemand Package While Server 2012 R2 reached its end of
To install .NET Framework 3.5 on when Windows Update fails, you must use the microsoft-windows-netfx3-ondemand-package.cab file found on the original installation media. This file is part of the "Features on Demand" payload and is not included in a standard installation. 1. Locate the .CAB File
If you have administered a Windows Server 2012 R2 machine in the last five years, you have likely encountered a frustrating circular dependency. You try to install an application—an old SQL Server instance, a legacy ERP tool, or a critical monitoring agent—and it immediately fails, demanding . a legacy ERP tool
Once you have copied the .cab file to a local directory on your target server (for example, C:\NetFx3\microsoft-windows-netfx3-ondemand-package~31bf3856ad364e35~amd64~~.cab ), use one of the following deployment methods. Method 1: Deployment Image Servicing and Management (DISM)