Installing .net framework 3.5

When I am installing SQL Server 2008 R2 on Windows 8.1 there was an error saying download and install .net framework 3.5 (including 2.0 and 1.0)

And when I'm trying to install .net framework 3.5 from command prompt with following command,

C:\Windows\system32>DISM /Online /Enable-Feature /FeatureName:NetFx3 /All 
                         /Limit Access /Source:c:\Windows\Logs\DISM\dism.log

I got the error

Deployment Image Servicing and Management tool Version: 6.3.9600.16384

Image Version: 6.3.9600.16384

Enabling feature(s) [===========================65.8%====== ]

Error: 0x800f081f

The source files could not be found.

Use the "Source" option to specify the location of the files that are required to restore the feature. For more information on specifying a source location, see

Please help me.......

.NET framework 3.5 and 4.5 are parts of windows 8. so you have to add it using the windows features as described below : go to your control panel -> Programs and features -> Turn windows features on or off tick the check box .NET framework 3.5

Download Microsoft .NET Framework 3.5 from Official Microsoft , Downloads for building and running applications with .NET Framework 3.5 SP1. Get web installer, offline installer, and language pack downloads for . New classes in .NET Framework 3.5 base class library (BCL) that address many common customer requests. IMPORTANT: If you have installed earlier pre-release versions of .NET Framework 3.5, then you must uninstall them prior to running this installation by using Add or Remove Programs.

some time the two KB not show up. the only way to uninstall those two KB is download tools from after remove those two KB. the 0x800f081f will gone.

Download .NET Framework 3.5 SP1, Install .NET Framework 3.5 in Windows Features. This option requires an Internet connection to install .NET Framework 3.5. 1 Open the� You can use DISM to add.NET Framework 3.5 and provide access to the \sources\SxS folder on the installation media to an installation of Windows that is not connected to the Internet.

In my case I had to update with latest patches (optionals also) the Operating System.

Then I added the W2012 dvd to disk D

And finally run the command (as administrator):

dism /online /enable-feature /featurename:NetFX3 /all /Source:D:\sources\sxs /LimitAccess

Install .NET Framework 3.5 in Windows 10, Download .Net Framework 3.5 offline Installer for free. .NetFramework 3.5 offline installer without any windows setup media. Windows 8, and above version� Install.NET Framework 3.5 in Windows 10 - Offline Installer 1. If you have a Windows 10 cd/dvd or windows 10 ISO file, copy the sxs folder from the sources folder to drive C or D. Or download the

.Net Framework 3.5 offline Installer download, How to install Microsoft .NET Framework 3.5.1 on Windows 7. Microsoft .NET Framework version 3.5.1 is included with Windows 7. Follow the steps below to� .NET Framework version 3.5 Service Pack 1 provides the following new features and improvements: ASP.NET Dynamic Data, which provides a rich scaffolding framework that allows rapid data driven development without writing code, and a new addition to ASP.NET AJAX that provides support for managing browser history (back button support).

How to install Microsoft .NET Framework 3.5.1 on Windows 7, 1. To install Microsoft .NET Framework version 3.5.1 follow the steps below based on your version of Windows. Windows 8, 8.1, 10� Installing the .NET Framework 3.5 on Windows 8, Windows 8.1 and Windows 10; For more information about how to plan for the deployment of the Net Framework 3.5 in your environment, check out the Microsoft .NET Framework 3.5 Deployment Considerations white paper.

How to install Microsoft .NET Framework 3.5.1, NET Framework version or to skip the installation. If you decide to install it, Windows tries to connect to Internet to download the setup files of .NET Framework 3.5. Install.NET Framework 3.5 by Download This option requires an Internet connection to install.NET Framework 3.5. 1 Go to the Download.NET Framework 3.5 SP1 Microsoft website, and click/tap on the Download.NET Framework 3.5 SP1 Runtime button at the site. (see screenshot below) 2 Save the dotnetfx35.exe file to your desktop, and run it.

  • /Source: should point to the Sources/sxs folder on the installation media not c:\Windows\Logs\DISM\dism.log. See also Powershell option at