Microsoftwindowsnetfx3ondemandpackagecab Hot! Download Server 2012 R2 New Guide

Download the official en_windows_server_2012_r2_with_update_x64_dvd_4065220.iso (or similar) from the Visual Studio Subscriptions (formerly MSDN) or Volume Licensing Service Center. Inside the ISO, navigate to \sources\sxs\ . The file is named microsoft-windows-netfx3-ondemand-package.cab .

Processing 1 of 1 - Adding package Microsoft-Windows-NetFx3-OnDemand-Package~31bf3856ad364e35~amd64~~6.3.9600.16384 [==========================100.0%==========================] The operation completed successfully.

Use a CAB copied to a share (example): DISM /Online /Add-Package /PackagePath:\fileserver\packages\Microsoft-Windows-NetFx3-OnDemand-Package.cab

Usually not, but a reboot is recommended for full system consistency.

Online install via Windows Update

Critical Security Note: Never download CAB files from third-party blogs or file-sharing sites. Those files are frequently injected with malware. Use only a SHA-1 verified copy from a known-good Microsoft ISO.