With reference to an older thread I posted, (How to use map service legend on ArcGIS Online?)
We have installed a security certificate for our host machine, but the absence of a legend using the AGOL templates persists.
As an example, this is a public map we have created.
Aside from the gray canvas basemap, it uses a map service hosted in our machine for "road classification":
What would be the rationale behind this legend issue and what can be done?