How to install .NET Framework 3.5 on Windows Server 2012 and Windows Server 2012 R2

.NET Framework 3.5 needs the source files off the Windows Server 2012 DVD in order to install. You can do this online and without needing a restart using DISM.

1. Go to a command prompt and enter this:

dism /online /enable-feature /featurename:NetFX3 /all /Source:d:sourcessxs /LimitAccess

Note: Source should be the Windows DVD location, ie d: /Source:x if x is your DVD mount point.

How to disable Internet Explorer Enhanced Security in Windows Server 2012 R2

Note: This is not best practice and is not recommended to do in a production environment.

  1. Open Server Manager
  2. Click on Local Server (to the left)
  3. Select IE Enhanced Security Configuration
  4. Select Turn off and click Ok