Installing IIS 8.0 on Windows Server 2012 (R2) Installing IIS (IIS 8.0) on Windows Server 2012 (R2) This article walks you through setting up the IIS 8.x role on Windows Server 2012 (R2) through the use of the Server Manager. This article will not provide assistance on additional methods of installion. Note: In order to successfully add the IIS 8.x role you will need to have administrative credentials on the destination server. Installing IIS using the Server Manager 1. Open the Server Ma...