Install

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You may need the .NET Framework 3.5 to lớn run an tiện ích on Windows 10, Windows 8.1, & Windows 8. You can also use these instructions for earlier Windows versions.

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Download the offline installer

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

Install the .NET Framework 3.5 on Demand

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

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Why am I getting this pop-up?

The .NET Framework is created by sabiasquee.online and provides an environment for running applications. There are different versions available. Many companies develop their apps khổng lồ run using the .NET Framework, & these apps target a specific version. If you see this pop-up, you"re trying khổng lồ run an application that requires the .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.

Press the Windows key

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on your keyboard, type "Windows Features", và press Enter. The Turn Windows features on or off dialog box appears.

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Select the .NET Framework 3.5 (includes .NET 2.0 và 3.0) check box, select OK, và reboot your computer if prompted.

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You don"t need to select the child items for Windows Communication Foundation (WCF) HTTPhường. Activation & Windows Communication Foundation (WCF) Non-HTTP Activation unless you"re a developer or VPS 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 khổng lồ .NET Framework 3.5 installation error: 0x800f0906, 0x800f0907, or 0x800f081f khổng lồ see how khổng lồ resolve sầu 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 & Management (DISM). If you"re using Windows 7, Windows 8.1, or the lachạy thử Windows 10 version but you don"t have sầu the installation truyền thông media, create an up-to-date installation truyền thông here: Create installation truyền thông media for Windows. Additional information about Windows 10 Features on Demand: Features on Demand.


Warning

If you"re not relying on Windows Update as the source for installing the .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 lớn fail, leaving the system in an unsupported và unserviceable state.