IIS 8.5 includes all the features of 7.5, plus improvements like Enhanced Logging , Dynamic Site Activation , and Idle Worker Process Page-Out . How to Install IIS on Windows Server 2012 R2
On , the native and supported version is IIS 8.5 . IIS 7.5 is exclusive to Windows Server 2008 R2 and Windows 7, and it is not compatible with the 2012 R2 architecture. iis 7.5 download for windows server 2012 r2
IIS versions are tied strictly to the Windows kernel. Windows Server 2012 R2 is built to run IIS 8.5; it does not support downgrading to IIS 7.5. IIS versions are tied strictly to the Windows kernel
Since you cannot download a separate installer, you must enable the "Web Server (IIS)" role through the Server Manager already on your system. Method 1: Using Server Manager (GUI) How To Install IIS on Server 2012 r2 Method 1: Using Server Manager (GUI) How To
Microsoft ended support for IIS 7.5 on January 14, 2020. Using it today, even if possible through workarounds, would pose significant security risks.