One or more applications available for installation require Microsoft® .NET Framework 3.5 SP1. You must manually install .NET Framework 3.5 SP1 if you are using Windows 8, Windows 8.1, Windows Server 2012, or Windows Server 2012 R2 operating system.
To proceed, choose one of the following:
If you have an Internet connection, install .NET Framework 3.5 SP1 via Control Panel. Learn how at http://msdn.microsoft.com/en-us/library/hh506443.aspx.
If you do not have an Internet connection, install .NET Framework 3.5 SP1 with DISM (Deployment Image Servicing and Management) command-line tool. You need the original Windows installation DVD and administrative rights in the operating system. Perform the following steps.
Insert the Windows installation DVD.
Open a Command Prompt window with administrative credentials (that is, click Search in the charms bar, type CMD in the search box; in the searching results, right click the Command Prompt icon, and choose Run as administrator.)
In the Command Prompt window, type the following command, and then press Enter:
DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /LimitAccess /Source:E:\sources\sxs
Tip: In the command, the /Source: specifies the location of the files needed for the .NET Framework 3.5 SP1 installation. You need to specify this location according to the path to your Windows installation DVD. In this example, the location is E:\sources\sxs. When the installation is completed, the following message shows in the Command Prompt window: "The operation completed successfully."
For more information on installing .NET 3.5 SP1 on Windows 8 and newer, including tips on troubleshooting problems, visit:
http://msdn.microsoft.com/en-us/library/hh506443.aspx
http://support.microsoft.com/kb/2734782
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