I have a shared story map ( Mapseries, bulleted) publicly, but it keeps prompting for sign in. The share settings for all files used to create the storymap is also public. What could be the issue?
You may have layers that are not for public share... or it could be other issues
use a search on GeoNet using ... story map public share ... as a phrase search, for example
Public Sharing for Story Map as one example
Can you share the URL for your story here? That would help us troubleshoot the issue.
Some things to check:
Retrieving data ...