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You may need the .NET Framework 3.5 khổng lồ run an tiện ích on Windows 10, Windows 8.1, and 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 and is available for Windows versions prior khổng lồ Windows 10.
Install the .NET Framework 3.5 on Demand
You may see the following configuration dialog if you try khổng lồ run an app that requires the .NET Framework 3.5. Choose Install this feature to lớn enable the .NET Framework 3.5. This option requires an Internet connection.
Why am I getting this pop-up?
The .NET Framework is created by mygicavietnam.com và provides an environment for running applications. There are different versions available. Many companies develop their apps to run using the .NET Framework, & these apps target a specific version. If you see this pop-up, you"re trying lớn 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
Select the .NET Framework 3.5 (includes .NET 2.0 & 3.0) check box, select OK, và reboot your computer if prompted.
You don"t need to lớn select the child items for Windows Communication Foundation (WCF) HTTPhường Activation and Windows Communication Foundation (WCF) Non-HTTPhường Activation unless you"re a developer or hệ thống 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 lớn .NET Framework 3.5 installation error: 0x800f0906, 0x800f0907, or 0x800f081f to lớn see how khổng lồ resolve sầu these issues.
If you still can"t resolve sầu your installation issue or you don"t have sầu an Internet connection, you can try installing it using your Windows installation truyền thông. For more information, see Deploy .NET Framework 3.5 by using Deployment Image Servicing và Management (DISM). If you"re using Windows 7, Windows 8.1, or the lademo Windows 10 version but you don"t have the installation media, create an up-to-date installation truyền thông media here: Create installation truyền thông media for Windows. Additional information about Windows 10 Features on Demand: Features on Demand.
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If you"re not relying on Windows Update as the source for installing the .NET Framework 3.5, you must ensure lớn 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 khổng lồ fail, leaving the system in an unsupported & unserviceable state.