How to Install ASP.NET 4.5 in Windows 8


In this article we are explaining how to install ASP.NET 4.5 on Windows 8. In previous versions of Microsoft Windows running Internet Information Services, the "aspnet_regiis -I" command could be used to install the ASP.NET feature. In Windows 8 however, when you try to install ASP.NET 4.5 using "aspnet_reg -I" then this command does not work and instead shows an error indicating that this option is not supported on this version of the operating system.

The "Aspnet_regiis.exe" utility is no longer used for installing and uninstalling ASP.NET 4.5 on Windows 8. ASP.NET 4.5 is now a Windows component and can be installed and uninstalled just like any other Windows component. When you try to install ASP.NET 4.5 using "aspnet_regiis -I" then the following error is shown:


How to install ASP.NET 4.5 in Windows 8

Method 1

Step 1

Open a command prompt as administrator and write the following command and press Enter.

dism /online /enable-feature /featurename:IIS-ASPNET45


Step 2

After ASP.NET 4.5 has been installed on Windows 8, an installation complete message will be shown.


Method 2

Step 1

Go to the search box and type "Turn windows feature on or off" and go to settings and click on the application that appears in the results window.


Step 2

In the Windows Features window turn on "IIS-ASPNET45" in "Turn Windows Features On or Off" under "Internet Information Services" > "World Wide Web Services" > "Application Development Features" > "ASP.NET 4.5" then click on "OK" to install the feature. After the feature installation, restart your system.


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