The use of Internet Printing Protocol (IPP) on an IIS web server allows client's access to shared printers. This privileged access could allow remote code execution by increasing the web servers attack surface. Additionally, IPP does not support SSL adding to its risk posture.
Set the Internet Printing Extension to 'Prohibited'.
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Windows.