Is .NET 3.5 installed on Windows 7?

Microsoft .NET Framework version 3.5.1 is included with Windows 7. Follow the steps below to enable it.

Nội dung chính

  • Install the .NET Framework 3.5 on Windows 11, Windows 10, Windows 8.1, and Windows 8
  • In this article
  • Download the offline installer
  • Install the .NET Framework 3.5 on Demand
  • Why am I getting this pop-up?
  • Enable the .NET Framework 3.5 in Control Panel
  • Troubleshoot the installation of the .NET Framework 3.5
  • Can you install net 3.5 without Internet?
  • How do I install .NET framework 3.5 offline?
  • How can I install .NET Framework 3.5 on Windows 7?
  • Why can't I install .NET Framework 3.5 on Windows 7?

If you try to run .NET 3.5 installer downloaded from the Microsoft website on Window 7, you will receive the following error: You must use "Turn Windows features on or off" in the Control Panel to install or configure Microsoft .NET Framework 3.5 SP1. Instead of running the installer, follow instructions on this page.

Note: The same steps work for Windows 8 and Windows 10.

  1. Click Start -> Control Panel

    Is .NET 3.5 installed on Windows 7?

  2. Click Programs

  3. Click Turn Windows features on or off

  4. Click the checkbox next to Microsoft .NET Framework 3.5.1

  5. You will see the checkbox become filled

  6. Click OK

  7. Wait for Windows to complete the operation. If it asks you to connect to Windows Update to download required files, click Yes.

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Install the .NET Framework 3.5 on Windows 11, Windows 10, Windows 8.1, and Windows 8

  • Article
  • 07/23/2022
  • 2 minutes to read

In this article

You may need the .NET Framework 3.5 to run an app on Windows 11, Windows 10, Windows 8.1, and Windows 8. You can also use these instructions for earlier Windows versions.

Download the offline installer

The .NET Framework 3.5 SP1 offline installer is available on the .NET Framework 3.5 SP1 Download page and is available for Windows versions prior to Windows 10.

Install the .NET Framework 3.5 on Demand

You may see the following configuration dialog if you try to run an app that requires .NET Framework 3.5. Choose Install this feature to enable .NET Framework 3.5. This option requires an Internet connection.

Why am I getting this pop-up?

The .NET Framework is created by Microsoft and provides an environment for running applications. There are different versions available. Many companies develop their apps to run using the .NET Framework, and these apps target a specific version. If you see this pop-up, you're trying to run an application that requires .NET Framework version 3.5, but that version is not installed on your system.

Enable the .NET Framework 3.5 in Control Panel

You can enable the .NET Framework 3.5 through the Windows Control Panel. This option requires an Internet connection.

  1. Press the Windows key

    on your keyboard, type "Windows Features", and press Enter. The Turn Windows features on or off dialog box appears.
  2. Select the .NET Framework 3.5 (includes .NET 2.0 and 3.0) check box, select OK, and reboot your computer if prompted.

    You don't need to select the child items for Windows Communication Foundation (WCF) HTTP Activation and Windows Communication Foundation (WCF) Non-HTTP Activation unless you're a developer or server administrator who requires this functionality.

Troubleshoot the installation of the .NET Framework 3.5

During installation, you may encounter error 0x800f0906, 0x800f0907, 0x800f081f, or 0x800F0922, in which case refer to .NET Framework 3.5 installation error: 0x800f0906, 0x800f0907, or 0x800f081f to see how to resolve these issues.

If you still can't resolve your installation issue or you don't have an Internet connection, you can try installing it using your Windows installation media. For more information, see Deploy .NET Framework 3.5 by using Deployment Image Servicing and Management (DISM). If you're using Windows 7, Windows 8.1, the latest release Windows 10, or Windows 11, but you don't have the installation media, create an up-to-date installation media here: Create installation media for Windows. Additional information about Windows 11 and Windows 10 Features on Demand: Features on Demand.

Warning

If you're not relying on Windows Update as the source for installing .NET Framework 3.5, you must ensure to strictly use sources from the same corresponding Windows operating system version. Using sources from a different Windows operating system version will either install a mismatched version of .NET Framework 3.5 or cause the installation to fail, leaving the system in an unsupported and unserviceable state.

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Can you install net 3.5 without Internet?

There is an option to install . NET Framework 3.5 for a computer without internet connection. Prepare Win10 installation Package/DVD, attach it to DVD Driver.

How do I install .NET framework 3.5 offline?

In this article.

Download the offline installer..

Install the .NET Framework 3.5 on Demand..

Enable the .NET Framework 3.5 in Control Panel..

Troubleshoot the installation of the .NET Framework 3.5..

How can I install .NET Framework 3.5 on Windows 7?

1 on Windows 7:.

Select Start > Control Panel > Programs > Programs and Features..

Select Turn Windows features on or off..

If not already installed, select Microsoft . NET Framework 3.5. 1 and click OK..

Restart the machine when prompted..

Why can't I install .NET Framework 3.5 on Windows 7?

You cannot install . NET Framework 3.5 SP1 on Win 7 BECAUSE IT IS ALREADY THERE! The Windows 7 installation process installs . NET Framework 2.0/3.0/3.5 THROUGH 3.5 SP1 as an integral part of the OS, not as a separate program.

Is .NET installed by default on Windows 7?

It is installed by default.

How do you check if .NET 3.5 is installed?

To check what version of .Net installed on the machine, follow steps below:.
Run command "regedit" from console to open Registry Editor..
Look for HKEY_LOCAL_MACHINE\Microsoft\NET Framework Setup\NDP..
All installed .NET Framework versions are listed under NDP drop-down list..

Is .NET Framework 3.5 installed by default?

NET Framework 4.5 is default and . NET Framework 3.5 is optional.

What .NET framework does Windows 7 support?

NET Framework 4.7. 1 is available for Windows 7 SP1, Windows 8.1, Windows 10 Anniversary Update, Windows 10 Creators Update, Windows Server 2008 R2 SP1, Windows Server 2012, Windows Server 2012 R2, and Windows Server 2016.

Which .NET is best for Windows 7?

I have been using and enjoying Microsoft Net Framework 4.5. x for Windows 7 and find it to be the most stable on Windows 7 and Windows 8.

Where is .NET 3.5 installed?

NET 3.5, it's a good idea to check if you've already installed it in the past:.
Press Win + R, type control, and press Enter to launch Control Panel..
Click on Programs > Programs and Features..
From the left pane, select Turn Windows features on or off..
You'll see . NET 3.5 at the top of the list of Windows features..