
NET Framework 3.5.1 installation methods described above did not help you, try the following solutions.Īfter installing some updates, the version (build) of Windows Server 2012 R2 in the system may cease to correspond to the image of the OS stored in your distribution image. NET Framework 3.5 is installed, go to the C:\Windows\Microsoft.NET\Framework64 directory and make sure that v3.5 folder appeared.

Net 3.5 looks like this:Īdd-WindowsFeature NET-Framework-Core -Source d:\sources\sxs The same operation in PowerShell for installing.

LimitAccess prevents accessing Windows Update Source is the path to the directory with Windows distribution, which contains the necessary components enable-feature/featurename: NetFX3/all means that it is necessary to install. Online means that you need to upgrade your current OS, and not the wim image The same operation can be performed from the command prompt by running the following command as an administrator:ĭism /online /enable-feature /featurename:NetFX3 /all /Source:d:\sources\sxs /LimitAccess NET Framework 3.5 binaries and install the component. NET Framework 3.5 is in the local repository using the Powershell command:Īs the path, you can specify either a local folder (in our example it is D:\source\sxs, where D:\ is a letter of the local DVD drive with a Windows Server distribution), or a network folder.īy clicking OK, the system will find. This is done under the concept of Features on Demand in Windows Server 2012 to reduce the amount of disk space occupied by the OS for its own needs.Ĭheck if. NET Framework 3.5 binary files are not a part of the local cache of the binary files that are saved on the server’s system disk when the operating system is being installed. NET Framework 3.5 in Windows Server 2012 R2 with the standard settings, the following error message appears: «Installation of one of more roles, role services or features failed. NET Framework 3.5.Īctually, when trying to install. NET Framework 4.5 doesn’t usually cause any problems – it’s very simple, however, you can’t say exactly the same about the installation of. The roles and features setup wizard Server Manager in Windows Server 2012 R2 allows to install two different versions of.

Most modern Windows applications require.
