Dear community members:
Our library is trying to build a new ArcGIS Server and Portal for ArcGIS. After our IT setting up the image server, I noticed that it did not have the Tiled Imagery Layer option to create imagery layers. It just jumps to the configure layer. I tried to create an imagery layer, and it seems that I can only create a dynamic imagery layer. Our library IT does not know which configuration could control this. May I ask if anyone know how to change the configuration in ArcGIS Server or Portal to enable the Tiled Imagery Layer option. Thanks.
It should be:
What we have now: