How to Install .NET Framework 3.5 on Windows Server and Windows 10? | Windows OS Hub

Quite a number of applications on Windows Server and Windows 10 ask .NET Framework 3.5 ( in cattiness of .NET Framework 4.6 is installed by default ). For exercise, I couldn ’ thyroxine install and run SQL Server Management Studio without .NET 3.5. Let ’ s consider how to install .Net Framework 3.5 on Windows Server 2016/2019 and Windows 10.

Install .NET Framework 3.5 on Windows Server

If your Windows Server has direct Internet access, you can install .NET Framework 3.5 in several ways :

  • Via Server Manager;
  • Using DISM command: DISM /Online /Enable-Feature /FeatureName:NetFx3 /All
  • Using PowerShell: Install-WindowsFeature NET-Framework-Core

In this case, all the necessity .NET 3.5 distribution files for your Windows Server translation are downloaded from the Windows Update servers. For this facility method to work, you need to make certain :

  1. Your server is not configured to receive updates from the local WSUS server (check the update settings in GPO or directly in the servers’ registry);
  2. Proxy and firewall settings should not restrict access to Windows Update servers.

If there is no direct Internet access from the server, then when you trying to install .NET 3.5 on Windows Server using the Server Manager console ( Add Roles and Features – > Features – > NET Framework 3.5 Features ), the facility fails with the mistake 0x800f081f ( The source files could not be found ) or 0x800F0950 .
Net Framework 3.5 installation error 0x800f081f (The source files could not be found).
Although, .NET Framework 3.5 is included in the list of Windows Server 2016/2019 features, its binary star files are missing in Windows part shop ( Features on Demand concept ). This is done to reduce the Windows size on the magnetic disk. You can install the component using the GUI or PowerShell. You can check for the presence of the .NET Framework 3.5 on the local component memory on Windows Server with the command :
Get-WindowsFeature *Framework*
NET-Framework-Core 3.5 removed feature on Windows Server
As you can see the status of the NET-Framework-Core feature of speech is Removed .
In order to install the NET-Framework-Core, you will need the Windows Server 2016/2019 distribution in the form of an ISO file, a DVD drive, or in the unpack form in a share network booklet. Mount the ISO file with the Windows Server install image as a virtual drive ( for exercise, drive D : ). now, you can install the Windows features from the GUI or using PowerShell .

Using Server Manager to Install .NET Framework 3.5 on

You can install .NET 3.5 have using Server Manager graphic console table. To do it, select the .Net Framework 3.5 feature as earlier, but anterior to clicking Install, click a humble connect at the bottom of the form — Specify an alternate source path .
Specify an alternate source path.
In this window you have to specify the path to the component storehouse ( SxS folder ) of your Windows Server 2016 install effigy. If you mounted the ISO double as a virtual harrow, the way may look like D:\sources\sxs. It can besides be the net share, where you copied the distribution files ( for example, \\fs1\iso\ws2016\sources\sxs ). then click OK .
windows server2016 source sxs folder
merely run the installation .

How to Install .NET Framework 3.5 using DISM or PowerShell?

It is much easier to install .NET Framework 3.5 feature from the lift dominate prompt or PowerShell console. Just run the control :
Dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:D:\sources\sxs /LimitAccess
Where D:\ is the drive with Windows Server 2016 reservoir files .
The LimitAccess parameter prevents DISM from connecting to Windows Update servers to receive component binary files. alone generator files in the specify booklet are used .
Dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:D:\sources\sxs /LimitAccess

You can besides install it using the Add-WindowsFeature PowerShell cmdlet :
Add-WindowsFeature NET-Framework-Core -Source d:\sources\sxs
After the component installation is completed, a server resume is not required .
You can besides manually copy 2 cab files microsoft-windows-netfx3... from the \sources\sxs booklet of your Windows Server install image. In this case, to install .NET 3.5, just run the command :
dism /online /Add-Package /PackagePath:C:\distrib\net35\microsoft-windows-netfx3-ondemand-package~31bf3856ad364e35~amd64~~.cab.

Managing Optional Component Installation with GPO

Using the Group Policy setting Specify settings for optional component installation and component repair ( located under GPO section Computer Configuration – > Administrative Templates – > System ), you can configure specific settings for installing Windows components from a local reference or Windows Update even when using WSUS .
here you can specify that when install or repairing window components, you should always download files from the Windows Update servers ( Internet ) alternatively of the local WSUS server ( the “ Download repair content and optional features directly from Windows Update instead of Windows Server Update Services ” option ). You can besides specify the path to the directory with the Windows Server components ( or wim charge ) that you want to use during features initiation ( specified in the “ Alternate source file path ” parameter ) .
Specify settings for optional component installation and component repair

How to Enable .NET Framework 3.5 on Windows 10?

On Windows 10, you can install the .NET Framework 3.5 from the Windows Feature window in the Control Panel .

  1. Run the command optionalfeatures.exe;
  2. In the list of components, select.NET Framework 3.5 (includes .NET 2.0 and 3.0), click Ok;enable net framework 3.5 on window 10
  3. If your computer has direct Internet access, in the next window select “Let Windows Update download the files for you” and the latest version of the .NET Framework 3.5 will be downloaded and installed from Microsoft servers.install net framework 3.5 online

DISM /online /Enable-Feature /FeatureName:"NetFx3"
and
Enable-WindowsOptionalFeature -Online -FeatureName "NetFx3"
The same DISM and PowerShell commands to download and online install the .NET Framework 3.5 : and If you do not have Internet entree, you can install .NET 3.5 on Windows 10 using :

  • Offline installer – download the latest version of .NET Framework 3.5 SP1 Runtime (dontetfx35.exe) here: https://dotnet.microsoft.com/download/dotnet-framework/net35-sp1;download .net 3.5 framework offline installer
  • If you have an installation disk or ISO image with Windows 10 (version and build must match), connect/mount it for example, to drive D:. To install .NET 3.5, use the DISM command (DISM /online /enable-feature /featurename:NetFX3 /All /Source:D:\sources\sxs /LimitAccess) or PowerShell (Add-WindowsCapability -Online -Name NetFx3~~~~ -Source D:\Sources\SxS)

To verify that the .NET Framework is successfully installed, run the command :
Get-WindowsCapability -Online -Name NetFx3~~~~

Name         : NetFX3~~~~
State        : Installed
DisplayName  : .NET Framework 3.5 (includes .NET 2.0 and 3.0)
DownloadSize : 72702771
InstallSize  : 247885750

Get-WindowsCapability NetFx3 install state
You can besides verify that the .NET Framework 3.5 is installed on your calculator using the command :
(Get-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP\v3.5").Version
check dot net framework 3.5 install status
similarly, you can check for early versions of .NET installed .

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Category : Tech

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