Installing .NET Framework 3.5 Feature Fails on Server 2012 – Installation of one or more roles, role services, or features failed

Feature Installation Fails

  • Mount the Windows Server 2012 iso to your VM
  • Check which Drive the ISO Maps to, usually D:\
  • Open Add Roles and Features Wizard
  • Select .NET Framework 3.5 Features and then click Next>
  • Select: Specify an alternate source path link


  • Enter the path as: D:\Sources\SxS and then click OK



  • Complete the Installation as normal