In Internet Explorer, click Tools, and then click Internet Options. On the Security tab, click the Trusted Sites icon. Click Sites and then add these website addresses one at a time to the list: You can only add one address at a time and you must click Add after each one:

The .NET Framework 4.8 can be used to run applications built for .NET Framework 4.0 or later..NET Framework 3.5. The .NET Framework 3.5 is included with Windows 7.. The .NET Framework 3.5 supports apps built for .NET Framework 1.0 through 3.5. Note: The same steps work for Windows 8 and Windows 10. Click Start -> Control Panel. Click Programs. Click Turn Windows features on or off. Click the checkbox next to Microsoft .NET Framework 3.5.1. You will see the checkbox become filled. Click OK. Wait for Windows to complete the operation. If it asks you to connect to Windows Update to Apr 17, 2018 · Install this update to address a set of known compatibility and reliability issues with Microsoft .NET Framework 3.5.1 Service Pack 1. We recommend that you apply this update if you have ASP.NET Framework-based web applications that are running on your Microsoft Internet Information Services (IIS). @CodyGray I am using Windows 7. And I am going to develop ASP.NET webisite in Visual Studio. For me also dotnet framework 3.5.1 was checked in windows features. But when I am debugging/running that asp.net code, from Visual studio it is saying access is denied. 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 the .NET Framework 3.5.

I have run the Windows Update troubleshooter 2-3 times with no results. One suggested remedy is to uninstall Net Framework. I can not do an uninstall as Net Framework is not listed in my Control Panel programs & features. However, If I attempt to "Turn features on/off'" Net Framework 3.5.1 is listed. It is not on for the subs under it are not on.

If you need .NET Framework 3.5 SP1 then download Microsoft .NET Framework 3.5 Service Pack 1.This is the standalone installer for .NET Framework 3.5 SP1. It supports Windows XP, Windows Vista, Windows Server 2003, and Windows Server 2008. Unless you have the SDK installed, you won't have the tool. There is a command line version installed with the non-SDK version however: C:\Windows\Microsoft.NET\Framework\v2.0.50727\CASPOL.exe

Aug 25, 2016 · Install .NET Framework 3.5 on Windows 7, Windows 8, Windows 10 (Powershell) This sample demonstrates how to automate the installation of .NET Framework 3.5 on Windows 7, Windows 8, Windows 10.

Note: The same steps work for Windows 8 and Windows 10. Click Start -> Control Panel. Click Programs. Click Turn Windows features on or off. Click the checkbox next to Microsoft .NET Framework 3.5.1. You will see the checkbox become filled. Click OK. Wait for Windows to complete the operation. If it asks you to connect to Windows Update to Apr 17, 2018 · Install this update to address a set of known compatibility and reliability issues with Microsoft .NET Framework 3.5.1 Service Pack 1. We recommend that you apply this update if you have ASP.NET Framework-based web applications that are running on your Microsoft Internet Information Services (IIS). @CodyGray I am using Windows 7. And I am going to develop ASP.NET webisite in Visual Studio. For me also dotnet framework 3.5.1 was checked in windows features. But when I am debugging/running that asp.net code, from Visual studio it is saying access is denied. 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 the .NET Framework 3.5. The runtime includes everything you need to run existing apps/programs built with .NET Framework. Download .NET Framework 4.7.2 Runtime. Developer Pack. The developer pack is used by software developers to create applications that run on .NET Framework, typically using Visual Studio. Download .NET Framework 4.7.2 Developer Pack In Windows 7 SP1 and Windows Server 2008 R2 SP1, Update for Microsoft.NET Framework 4.8 (KB4503548) is displayed as an installed product under Programs and Features in Control Panel. In Windows Server 2012, Update for Microsoft Windows (KB4486081) is displayed under Installed Updates in Control Panel.